Home / 1,298,052.90-1,946,496.15-499,068.90

Finding the Fourth Proportional to 1,298,052.90, 1,946,496.15 and 499,068.90

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Solution

The fourth proportional to 1,298,052.90, 1,946,496.15 and 499,068.90 is: 748,379.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,052.90 : 1,946,496.15 = 499,068.90 : x
  2. Step 2: Convert to fraction form
    1,298,052.90/1,946,496.15 = 499,068.90/x
  3. Step 3: Cross multiply
    1,298,052.90x = 1,946,496.15 × 499,068.90
  4. Step 4: Simplify right side
    1,298,052.90x = 971,435,692,434.74
  5. Step 5: Solve for x
    x = 971,435,692,434.74/1,298,052.90
  6. Step 6: Final answer
    x = 748,379.12

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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.