Home / 932,069.80-1,386,941.09-928,920.52

Finding the Fourth Proportional to 932,069.80, 1,386,941.09 and 928,920.52

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Solution

The fourth proportional to 932,069.80, 1,386,941.09 and 928,920.52 is: 1,382,254.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,069.80 : 1,386,941.09 = 928,920.52 : x
  2. Step 2: Convert to fraction form
    932,069.80/1,386,941.09 = 928,920.52/x
  3. Step 3: Cross multiply
    932,069.80x = 1,386,941.09 × 928,920.52
  4. Step 4: Simplify right side
    932,069.80x = 1,288,358,038,532.17
  5. Step 5: Solve for x
    x = 1,288,358,038,532.17/932,069.80
  6. Step 6: Final answer
    x = 1,382,254.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.