Home / 1,559,091.70-2,340,605.85-840,006.10

Finding the Fourth Proportional to 1,559,091.70, 2,340,605.85 and 840,006.10

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Solution

The fourth proportional to 1,559,091.70, 2,340,605.85 and 840,006.10 is: 1,261,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,091.70 : 2,340,605.85 = 840,006.10 : x
  2. Step 2: Convert to fraction form
    1,559,091.70/2,340,605.85 = 840,006.10/x
  3. Step 3: Cross multiply
    1,559,091.70x = 2,340,605.85 × 840,006.10
  4. Step 4: Simplify right side
    1,559,091.70x = 1,966,123,191,695.69
  5. Step 5: Solve for x
    x = 1,966,123,191,695.69/1,559,091.70
  6. Step 6: Final answer
    x = 1,261,069.63

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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.