Home / 1,464,007.20-2,196,010.80-961,742.40

Finding the Fourth Proportional to 1,464,007.20, 2,196,010.80 and 961,742.40

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Solution

The fourth proportional to 1,464,007.20, 2,196,010.80 and 961,742.40 is: 1,442,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,007.20 : 2,196,010.80 = 961,742.40 : x
  2. Step 2: Convert to fraction form
    1,464,007.20/2,196,010.80 = 961,742.40/x
  3. Step 3: Cross multiply
    1,464,007.20x = 2,196,010.80 × 961,742.40
  4. Step 4: Simplify right side
    1,464,007.20x = 2,111,996,697,217.92
  5. Step 5: Solve for x
    x = 2,111,996,697,217.92/1,464,007.20
  6. Step 6: Final answer
    x = 1,442,613.60

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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.