Home / 1,038,089.80-1,432,561.62-585,377.64

Finding the Fourth Proportional to 1,038,089.80, 1,432,561.62 and 585,377.64

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Solution

The fourth proportional to 1,038,089.80, 1,432,561.62 and 585,377.64 is: 807,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,089.80 : 1,432,561.62 = 585,377.64 : x
  2. Step 2: Convert to fraction form
    1,038,089.80/1,432,561.62 = 585,377.64/x
  3. Step 3: Cross multiply
    1,038,089.80x = 1,432,561.62 × 585,377.64
  4. Step 4: Simplify right side
    1,038,089.80x = 838,589,540,270.18
  5. Step 5: Solve for x
    x = 838,589,540,270.18/1,038,089.80
  6. Step 6: Final answer
    x = 807,819.84

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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.