Home / 1,121,304.68-1,547,433.70-612,040.04

Finding the Fourth Proportional to 1,121,304.68, 1,547,433.70 and 612,040.04

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Solution

The fourth proportional to 1,121,304.68, 1,547,433.70 and 612,040.04 is: 844,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,304.68 : 1,547,433.70 = 612,040.04 : x
  2. Step 2: Convert to fraction form
    1,121,304.68/1,547,433.70 = 612,040.04/x
  3. Step 3: Cross multiply
    1,121,304.68x = 1,547,433.70 × 612,040.04
  4. Step 4: Simplify right side
    1,121,304.68x = 947,091,383,645.35
  5. Step 5: Solve for x
    x = 947,091,383,645.35/1,121,304.68
  6. Step 6: Final answer
    x = 844,633.40

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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.