Home / 1,526,508.55-2,290,026.75-515,637.86

Finding the Fourth Proportional to 1,526,508.55, 2,290,026.75 and 515,637.86

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Solution

The fourth proportional to 1,526,508.55, 2,290,026.75 and 515,637.86 is: 773,545.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,508.55 : 2,290,026.75 = 515,637.86 : x
  2. Step 2: Convert to fraction form
    1,526,508.55/2,290,026.75 = 515,637.86/x
  3. Step 3: Cross multiply
    1,526,508.55x = 2,290,026.75 × 515,637.86
  4. Step 4: Simplify right side
    1,526,508.55x = 1,180,824,490,134.57
  5. Step 5: Solve for x
    x = 1,180,824,490,134.57/1,526,508.55
  6. Step 6: Final answer
    x = 773,545.94

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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.