Home / 5,205,818.74-7,808,498.04-1,419,302.02

Finding the Fourth Proportional to 5,205,818.74, 7,808,498.04 and 1,419,302.02

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Solution

The fourth proportional to 5,205,818.74, 7,808,498.04 and 1,419,302.02 is: 2,128,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,818.74 : 7,808,498.04 = 1,419,302.02 : x
  2. Step 2: Convert to fraction form
    5,205,818.74/7,808,498.04 = 1,419,302.02/x
  3. Step 3: Cross multiply
    5,205,818.74x = 7,808,498.04 × 1,419,302.02
  4. Step 4: Simplify right side
    5,205,818.74x = 11,082,617,041,338.04
  5. Step 5: Solve for x
    x = 11,082,617,041,338.04/5,205,818.74
  6. Step 6: Final answer
    x = 2,128,890.30

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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.