Home / 1,506,350.89-2,078,780.61-827,287.39

Finding the Fourth Proportional to 1,506,350.89, 2,078,780.61 and 827,287.39

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Solution

The fourth proportional to 1,506,350.89, 2,078,780.61 and 827,287.39 is: 1,141,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,350.89 : 2,078,780.61 = 827,287.39 : x
  2. Step 2: Convert to fraction form
    1,506,350.89/2,078,780.61 = 827,287.39/x
  3. Step 3: Cross multiply
    1,506,350.89x = 2,078,780.61 × 827,287.39
  4. Step 4: Simplify right side
    1,506,350.89x = 1,719,748,985,229.51
  5. Step 5: Solve for x
    x = 1,719,748,985,229.51/1,506,350.89
  6. Step 6: Final answer
    x = 1,141,665.60

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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.