Home / 970,111.80-1,455,167.70-926,566.20

Finding the Fourth Proportional to 970,111.80, 1,455,167.70 and 926,566.20

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Solution

The fourth proportional to 970,111.80, 1,455,167.70 and 926,566.20 is: 1,389,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,111.80 : 1,455,167.70 = 926,566.20 : x
  2. Step 2: Convert to fraction form
    970,111.80/1,455,167.70 = 926,566.20/x
  3. Step 3: Cross multiply
    970,111.80x = 1,455,167.70 × 926,566.20
  4. Step 4: Simplify right side
    970,111.80x = 1,348,309,206,151.74
  5. Step 5: Solve for x
    x = 1,348,309,206,151.74/970,111.80
  6. Step 6: Final answer
    x = 1,389,849.30

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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.