Home / 1,656,479.64-2,484,647.20-519,215.92

Finding the Fourth Proportional to 1,656,479.64, 2,484,647.20 and 519,215.92

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Solution

The fourth proportional to 1,656,479.64, 2,484,647.20 and 519,215.92 is: 778,801.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,479.64 : 2,484,647.20 = 519,215.92 : x
  2. Step 2: Convert to fraction form
    1,656,479.64/2,484,647.20 = 519,215.92/x
  3. Step 3: Cross multiply
    1,656,479.64x = 2,484,647.20 × 519,215.92
  4. Step 4: Simplify right side
    1,656,479.64x = 1,290,068,381,823.42
  5. Step 5: Solve for x
    x = 1,290,068,381,823.42/1,656,479.64
  6. Step 6: Final answer
    x = 778,801.23

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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.