Home / 5,697,561.76-7,862,637-3,119,406.28

Finding the Fourth Proportional to 5,697,561.76, 7,862,637 and 3,119,406.28

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Solution

The fourth proportional to 5,697,561.76, 7,862,637 and 3,119,406.28 is: 4,304,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,697,561.76 : 7,862,637 = 3,119,406.28 : x
  2. Step 2: Convert to fraction form
    5,697,561.76/7,862,637 = 3,119,406.28/x
  3. Step 3: Cross multiply
    5,697,561.76x = 7,862,637 × 3,119,406.28
  4. Step 4: Simplify right side
    5,697,561.76x = 24,526,759,235,160.36
  5. Step 5: Solve for x
    x = 24,526,759,235,160.36/5,697,561.76
  6. Step 6: Final answer
    x = 4,304,781.64

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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.