Home / 1,283,344.20-1,771,015.01-710,384.38

Finding the Fourth Proportional to 1,283,344.20, 1,771,015.01 and 710,384.38

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Solution

The fourth proportional to 1,283,344.20, 1,771,015.01 and 710,384.38 is: 980,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,344.20 : 1,771,015.01 = 710,384.38 : x
  2. Step 2: Convert to fraction form
    1,283,344.20/1,771,015.01 = 710,384.38/x
  3. Step 3: Cross multiply
    1,283,344.20x = 1,771,015.01 × 710,384.38
  4. Step 4: Simplify right side
    1,283,344.20x = 1,258,101,391,870.08
  5. Step 5: Solve for x
    x = 1,258,101,391,870.08/1,283,344.20
  6. Step 6: Final answer
    x = 980,330.45

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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.