Home / 1,636,124.20-2,454,263.10-514,229.80

Finding the Fourth Proportional to 1,636,124.20, 2,454,263.10 and 514,229.80

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Solution

The fourth proportional to 1,636,124.20, 2,454,263.10 and 514,229.80 is: 771,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,124.20 : 2,454,263.10 = 514,229.80 : x
  2. Step 2: Convert to fraction form
    1,636,124.20/2,454,263.10 = 514,229.80/x
  3. Step 3: Cross multiply
    1,636,124.20x = 2,454,263.10 × 514,229.80
  4. Step 4: Simplify right side
    1,636,124.20x = 1,262,055,223,060.38
  5. Step 5: Solve for x
    x = 1,262,055,223,060.38/1,636,124.20
  6. Step 6: Final answer
    x = 771,368.84

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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.