Home / 1,317,875.14-1,976,102.34-710,988.85

Finding the Fourth Proportional to 1,317,875.14, 1,976,102.34 and 710,988.85

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Solution

The fourth proportional to 1,317,875.14, 1,976,102.34 and 710,988.85 is: 1,066,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,875.14 : 1,976,102.34 = 710,988.85 : x
  2. Step 2: Convert to fraction form
    1,317,875.14/1,976,102.34 = 710,988.85/x
  3. Step 3: Cross multiply
    1,317,875.14x = 1,976,102.34 × 710,988.85
  4. Step 4: Simplify right side
    1,317,875.14x = 1,404,986,730,198.91
  5. Step 5: Solve for x
    x = 1,404,986,730,198.91/1,317,875.14
  6. Step 6: Final answer
    x = 1,066,100.03

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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.