Home / 1,500,248.16-2,070,399.60-855,773.28

Finding the Fourth Proportional to 1,500,248.16, 2,070,399.60 and 855,773.28

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Solution

The fourth proportional to 1,500,248.16, 2,070,399.60 and 855,773.28 is: 1,180,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,248.16 : 2,070,399.60 = 855,773.28 : x
  2. Step 2: Convert to fraction form
    1,500,248.16/2,070,399.60 = 855,773.28/x
  3. Step 3: Cross multiply
    1,500,248.16x = 2,070,399.60 × 855,773.28
  4. Step 4: Simplify right side
    1,500,248.16x = 1,771,792,656,602.69
  5. Step 5: Solve for x
    x = 1,771,792,656,602.69/1,500,248.16
  6. Step 6: Final answer
    x = 1,180,999.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.