Home / 2,680,675.20-4,024,123.20-1,616,918.40

Finding the Fourth Proportional to 2,680,675.20, 4,024,123.20 and 1,616,918.40

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Solution

The fourth proportional to 2,680,675.20, 4,024,123.20 and 1,616,918.40 is: 2,427,253.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,675.20 : 4,024,123.20 = 1,616,918.40 : x
  2. Step 2: Convert to fraction form
    2,680,675.20/4,024,123.20 = 1,616,918.40/x
  3. Step 3: Cross multiply
    2,680,675.20x = 4,024,123.20 × 1,616,918.40
  4. Step 4: Simplify right side
    2,680,675.20x = 6,506,678,845,946.88
  5. Step 5: Solve for x
    x = 6,506,678,845,946.88/2,680,675.20
  6. Step 6: Final answer
    x = 2,427,253.72

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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.