Home / 1,834,479.80-2,531,815.20-1,109,332.52

Finding the Fourth Proportional to 1,834,479.80, 2,531,815.20 and 1,109,332.52

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Solution

The fourth proportional to 1,834,479.80, 2,531,815.20 and 1,109,332.52 is: 1,531,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,479.80 : 2,531,815.20 = 1,109,332.52 : x
  2. Step 2: Convert to fraction form
    1,834,479.80/2,531,815.20 = 1,109,332.52/x
  3. Step 3: Cross multiply
    1,834,479.80x = 2,531,815.20 × 1,109,332.52
  4. Step 4: Simplify right side
    1,834,479.80x = 2,808,624,935,990.30
  5. Step 5: Solve for x
    x = 2,808,624,935,990.30/1,834,479.80
  6. Step 6: Final answer
    x = 1,531,019.82

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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.