Home / 1,152,265.96-1,590,127.14-636,020.02

Finding the Fourth Proportional to 1,152,265.96, 1,590,127.14 and 636,020.02

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Solution

The fourth proportional to 1,152,265.96, 1,590,127.14 and 636,020.02 is: 877,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,265.96 : 1,590,127.14 = 636,020.02 : x
  2. Step 2: Convert to fraction form
    1,152,265.96/1,590,127.14 = 636,020.02/x
  3. Step 3: Cross multiply
    1,152,265.96x = 1,590,127.14 × 636,020.02
  4. Step 4: Simplify right side
    1,152,265.96x = 1,011,352,695,385.34
  5. Step 5: Solve for x
    x = 1,011,352,695,385.34/1,152,265.96
  6. Step 6: Final answer
    x = 877,707.69

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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.