Home / 1,785,834.17-2,678,743.96-648,594.17

Finding the Fourth Proportional to 1,785,834.17, 2,678,743.96 and 648,594.17

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Solution

The fourth proportional to 1,785,834.17, 2,678,743.96 and 648,594.17 is: 972,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,834.17 : 2,678,743.96 = 648,594.17 : x
  2. Step 2: Convert to fraction form
    1,785,834.17/2,678,743.96 = 648,594.17/x
  3. Step 3: Cross multiply
    1,785,834.17x = 2,678,743.96 × 648,594.17
  4. Step 4: Simplify right side
    1,785,834.17x = 1,737,417,715,378.71
  5. Step 5: Solve for x
    x = 1,737,417,715,378.71/1,785,834.17
  6. Step 6: Final answer
    x = 972,888.61

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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.