Home / 2,124,348.60-2,931,564.02-1,157,486.88

Finding the Fourth Proportional to 2,124,348.60, 2,931,564.02 and 1,157,486.88

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Solution

The fourth proportional to 2,124,348.60, 2,931,564.02 and 1,157,486.88 is: 1,597,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,348.60 : 2,931,564.02 = 1,157,486.88 : x
  2. Step 2: Convert to fraction form
    2,124,348.60/2,931,564.02 = 1,157,486.88/x
  3. Step 3: Cross multiply
    2,124,348.60x = 2,931,564.02 × 1,157,486.88
  4. Step 4: Simplify right side
    2,124,348.60x = 3,393,246,891,030.06
  5. Step 5: Solve for x
    x = 3,393,246,891,030.06/2,124,348.60
  6. Step 6: Final answer
    x = 1,597,311.71

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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.