Home / 1,492,867.61-2,059,948.97-839,402.95

Finding the Fourth Proportional to 1,492,867.61, 2,059,948.97 and 839,402.95

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Solution

The fourth proportional to 1,492,867.61, 2,059,948.97 and 839,402.95 is: 1,158,258.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,867.61 : 2,059,948.97 = 839,402.95 : x
  2. Step 2: Convert to fraction form
    1,492,867.61/2,059,948.97 = 839,402.95/x
  3. Step 3: Cross multiply
    1,492,867.61x = 2,059,948.97 × 839,402.95
  4. Step 4: Simplify right side
    1,492,867.61x = 1,729,127,239,930.74
  5. Step 5: Solve for x
    x = 1,729,127,239,930.74/1,492,867.61
  6. Step 6: Final answer
    x = 1,158,258.93

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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.