Home / 1,304,258.58-1,799,981.10-723,538.98

Finding the Fourth Proportional to 1,304,258.58, 1,799,981.10 and 723,538.98

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Solution

The fourth proportional to 1,304,258.58, 1,799,981.10 and 723,538.98 is: 998,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,258.58 : 1,799,981.10 = 723,538.98 : x
  2. Step 2: Convert to fraction form
    1,304,258.58/1,799,981.10 = 723,538.98/x
  3. Step 3: Cross multiply
    1,304,258.58x = 1,799,981.10 × 723,538.98
  4. Step 4: Simplify right side
    1,304,258.58x = 1,302,356,489,113.28
  5. Step 5: Solve for x
    x = 1,302,356,489,113.28/1,304,258.58
  6. Step 6: Final answer
    x = 998,541.63

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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.