Home / 3,532,938.80-5,293,187.40-2,898,417.20

Finding the Fourth Proportional to 3,532,938.80, 5,293,187.40 and 2,898,417.20

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Solution

The fourth proportional to 3,532,938.80, 5,293,187.40 and 2,898,417.20 is: 4,342,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,938.80 : 5,293,187.40 = 2,898,417.20 : x
  2. Step 2: Convert to fraction form
    3,532,938.80/5,293,187.40 = 2,898,417.20/x
  3. Step 3: Cross multiply
    3,532,938.80x = 5,293,187.40 × 2,898,417.20
  4. Step 4: Simplify right side
    3,532,938.80x = 15,341,865,402,983.28
  5. Step 5: Solve for x
    x = 15,341,865,402,983.28/3,532,938.80
  6. Step 6: Final answer
    x = 4,342,522.27

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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.