Home / 3,150,364.80-4,725,547.20-3,012,146.40

Finding the Fourth Proportional to 3,150,364.80, 4,725,547.20 and 3,012,146.40

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Solution

The fourth proportional to 3,150,364.80, 4,725,547.20 and 3,012,146.40 is: 4,518,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,364.80 : 4,725,547.20 = 3,012,146.40 : x
  2. Step 2: Convert to fraction form
    3,150,364.80/4,725,547.20 = 3,012,146.40/x
  3. Step 3: Cross multiply
    3,150,364.80x = 4,725,547.20 × 3,012,146.40
  4. Step 4: Simplify right side
    3,150,364.80x = 14,234,039,986,510.08
  5. Step 5: Solve for x
    x = 14,234,039,986,510.08/3,150,364.80
  6. Step 6: Final answer
    x = 4,518,219.60

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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.