Home / 1,559,948.57-2,152,743.27-915,379.52

Finding the Fourth Proportional to 1,559,948.57, 2,152,743.27 and 915,379.52

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Solution

The fourth proportional to 1,559,948.57, 2,152,743.27 and 915,379.52 is: 1,263,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,948.57 : 2,152,743.27 = 915,379.52 : x
  2. Step 2: Convert to fraction form
    1,559,948.57/2,152,743.27 = 915,379.52/x
  3. Step 3: Cross multiply
    1,559,948.57x = 2,152,743.27 × 915,379.52
  4. Step 4: Simplify right side
    1,559,948.57x = 1,970,577,101,175.83
  5. Step 5: Solve for x
    x = 1,970,577,101,175.83/1,559,948.57
  6. Step 6: Final answer
    x = 1,263,232.10

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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.