Home / 1,577,196.78-2,366,473.14-512,565.18

Finding the Fourth Proportional to 1,577,196.78, 2,366,473.14 and 512,565.18

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Solution

The fourth proportional to 1,577,196.78, 2,366,473.14 and 512,565.18 is: 769,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,196.78 : 2,366,473.14 = 512,565.18 : x
  2. Step 2: Convert to fraction form
    1,577,196.78/2,366,473.14 = 512,565.18/x
  3. Step 3: Cross multiply
    1,577,196.78x = 2,366,473.14 × 512,565.18
  4. Step 4: Simplify right side
    1,577,196.78x = 1,212,971,730,969.27
  5. Step 5: Solve for x
    x = 1,212,971,730,969.27/1,577,196.78
  6. Step 6: Final answer
    x = 769,068.10

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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.