Home / 1,680,256.20-2,520,384.30-558,325.20

Finding the Fourth Proportional to 1,680,256.20, 2,520,384.30 and 558,325.20

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Solution

The fourth proportional to 1,680,256.20, 2,520,384.30 and 558,325.20 is: 837,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,256.20 : 2,520,384.30 = 558,325.20 : x
  2. Step 2: Convert to fraction form
    1,680,256.20/2,520,384.30 = 558,325.20/x
  3. Step 3: Cross multiply
    1,680,256.20x = 2,520,384.30 × 558,325.20
  4. Step 4: Simplify right side
    1,680,256.20x = 1,407,194,068,374.36
  5. Step 5: Solve for x
    x = 1,407,194,068,374.36/1,680,256.20
  6. Step 6: Final answer
    x = 837,487.80

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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.