Home / 2,445,320.88-3,374,555.04-1,528,082.64

Finding the Fourth Proportional to 2,445,320.88, 3,374,555.04 and 1,528,082.64

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Solution

The fourth proportional to 2,445,320.88, 3,374,555.04 and 1,528,082.64 is: 2,108,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,320.88 : 3,374,555.04 = 1,528,082.64 : x
  2. Step 2: Convert to fraction form
    2,445,320.88/3,374,555.04 = 1,528,082.64/x
  3. Step 3: Cross multiply
    2,445,320.88x = 3,374,555.04 × 1,528,082.64
  4. Step 4: Simplify right side
    2,445,320.88x = 5,156,598,974,348.51
  5. Step 5: Solve for x
    x = 5,156,598,974,348.51/2,445,320.88
  6. Step 6: Final answer
    x = 2,108,761.68

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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.