Home / 2,952,041.70-4,428,062.55-1,689,996.90

Finding the Fourth Proportional to 2,952,041.70, 4,428,062.55 and 1,689,996.90

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Solution

The fourth proportional to 2,952,041.70, 4,428,062.55 and 1,689,996.90 is: 2,534,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,041.70 : 4,428,062.55 = 1,689,996.90 : x
  2. Step 2: Convert to fraction form
    2,952,041.70/4,428,062.55 = 1,689,996.90/x
  3. Step 3: Cross multiply
    2,952,041.70x = 4,428,062.55 × 1,689,996.90
  4. Step 4: Simplify right side
    2,952,041.70x = 7,483,411,982,506.10
  5. Step 5: Solve for x
    x = 7,483,411,982,506.10/2,952,041.70
  6. Step 6: Final answer
    x = 2,534,995.35

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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.