Home / 1,333,742.10-2,000,618.35-322,862.40

Finding the Fourth Proportional to 1,333,742.10, 2,000,618.35 and 322,862.40

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Solution

The fourth proportional to 1,333,742.10, 2,000,618.35 and 322,862.40 is: 484,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,742.10 : 2,000,618.35 = 322,862.40 : x
  2. Step 2: Convert to fraction form
    1,333,742.10/2,000,618.35 = 322,862.40/x
  3. Step 3: Cross multiply
    1,333,742.10x = 2,000,618.35 × 322,862.40
  4. Step 4: Simplify right side
    1,333,742.10x = 645,924,441,965.04
  5. Step 5: Solve for x
    x = 645,924,441,965.04/1,333,742.10
  6. Step 6: Final answer
    x = 484,294.86

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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.