Home / 1,000,872.63-1,381,303.02-571,217.04

Finding the Fourth Proportional to 1,000,872.63, 1,381,303.02 and 571,217.04

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Solution

The fourth proportional to 1,000,872.63, 1,381,303.02 and 571,217.04 is: 788,335.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,872.63 : 1,381,303.02 = 571,217.04 : x
  2. Step 2: Convert to fraction form
    1,000,872.63/1,381,303.02 = 571,217.04/x
  3. Step 3: Cross multiply
    1,000,872.63x = 1,381,303.02 × 571,217.04
  4. Step 4: Simplify right side
    1,000,872.63x = 789,023,815,848.74
  5. Step 5: Solve for x
    x = 789,023,815,848.74/1,000,872.63
  6. Step 6: Final answer
    x = 788,335.89

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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.