Home / 2,897,124.16-3,998,526.12-1,673,209.72

Finding the Fourth Proportional to 2,897,124.16, 3,998,526.12 and 1,673,209.72

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Solution

The fourth proportional to 2,897,124.16, 3,998,526.12 and 1,673,209.72 is: 2,309,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,124.16 : 3,998,526.12 = 1,673,209.72 : x
  2. Step 2: Convert to fraction form
    2,897,124.16/3,998,526.12 = 1,673,209.72/x
  3. Step 3: Cross multiply
    2,897,124.16x = 3,998,526.12 × 1,673,209.72
  4. Step 4: Simplify right side
    2,897,124.16x = 6,690,372,769,657.89
  5. Step 5: Solve for x
    x = 6,690,372,769,657.89/2,897,124.16
  6. Step 6: Final answer
    x = 2,309,315.17

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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.