Home / 1,182,211.40-1,772,798.70-472,003.40

Finding the Fourth Proportional to 1,182,211.40, 1,772,798.70 and 472,003.40

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Solution

The fourth proportional to 1,182,211.40, 1,772,798.70 and 472,003.40 is: 707,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,211.40 : 1,772,798.70 = 472,003.40 : x
  2. Step 2: Convert to fraction form
    1,182,211.40/1,772,798.70 = 472,003.40/x
  3. Step 3: Cross multiply
    1,182,211.40x = 1,772,798.70 × 472,003.40
  4. Step 4: Simplify right side
    1,182,211.40x = 836,767,013,915.58
  5. Step 5: Solve for x
    x = 836,767,013,915.58/1,182,211.40
  6. Step 6: Final answer
    x = 707,798.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.