Home / 1,635,981.01-2,257,069.35-947,276.89

Finding the Fourth Proportional to 1,635,981.01, 2,257,069.35 and 947,276.89

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Solution

The fourth proportional to 1,635,981.01, 2,257,069.35 and 947,276.89 is: 1,306,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,981.01 : 2,257,069.35 = 947,276.89 : x
  2. Step 2: Convert to fraction form
    1,635,981.01/2,257,069.35 = 947,276.89/x
  3. Step 3: Cross multiply
    1,635,981.01x = 2,257,069.35 × 947,276.89
  4. Step 4: Simplify right side
    1,635,981.01x = 2,138,069,634,382.32
  5. Step 5: Solve for x
    x = 2,138,069,634,382.32/1,635,981.01
  6. Step 6: Final answer
    x = 1,306,903.70

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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.