Home / 1,115,585.61-1,539,476.19-632,306.94

Finding the Fourth Proportional to 1,115,585.61, 1,539,476.19 and 632,306.94

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Solution

The fourth proportional to 1,115,585.61, 1,539,476.19 and 632,306.94 is: 872,565.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,585.61 : 1,539,476.19 = 632,306.94 : x
  2. Step 2: Convert to fraction form
    1,115,585.61/1,539,476.19 = 632,306.94/x
  3. Step 3: Cross multiply
    1,115,585.61x = 1,539,476.19 × 632,306.94
  4. Step 4: Simplify right side
    1,115,585.61x = 973,421,478,901.76
  5. Step 5: Solve for x
    x = 973,421,478,901.76/1,115,585.61
  6. Step 6: Final answer
    x = 872,565.47

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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.