Home / 1,477,439.80-2,216,159.70-530,841.40

Finding the Fourth Proportional to 1,477,439.80, 2,216,159.70 and 530,841.40

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Solution

The fourth proportional to 1,477,439.80, 2,216,159.70 and 530,841.40 is: 796,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,439.80 : 2,216,159.70 = 530,841.40 : x
  2. Step 2: Convert to fraction form
    1,477,439.80/2,216,159.70 = 530,841.40/x
  3. Step 3: Cross multiply
    1,477,439.80x = 2,216,159.70 × 530,841.40
  4. Step 4: Simplify right side
    1,477,439.80x = 1,176,429,317,771.58
  5. Step 5: Solve for x
    x = 1,176,429,317,771.58/1,477,439.80
  6. Step 6: Final answer
    x = 796,262.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.