Home / 3,013,387.59-4,158,505.40-1,636,758.19

Finding the Fourth Proportional to 3,013,387.59, 4,158,505.40 and 1,636,758.19

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Solution

The fourth proportional to 3,013,387.59, 4,158,505.40 and 1,636,758.19 is: 2,258,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,387.59 : 4,158,505.40 = 1,636,758.19 : x
  2. Step 2: Convert to fraction form
    3,013,387.59/4,158,505.40 = 1,636,758.19/x
  3. Step 3: Cross multiply
    3,013,387.59x = 4,158,505.40 × 1,636,758.19
  4. Step 4: Simplify right side
    3,013,387.59x = 6,806,467,763,425.44
  5. Step 5: Solve for x
    x = 6,806,467,763,425.44/3,013,387.59
  6. Step 6: Final answer
    x = 2,258,742.88

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1.5x scale

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.