Home / 2,712,347.40-4,062,616.20-1,645,528.80

Finding the Fourth Proportional to 2,712,347.40, 4,062,616.20 and 1,645,528.80

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Solution

The fourth proportional to 2,712,347.40, 4,062,616.20 and 1,645,528.80 is: 2,464,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,347.40 : 4,062,616.20 = 1,645,528.80 : x
  2. Step 2: Convert to fraction form
    2,712,347.40/4,062,616.20 = 1,645,528.80/x
  3. Step 3: Cross multiply
    2,712,347.40x = 4,062,616.20 × 1,645,528.80
  4. Step 4: Simplify right side
    2,712,347.40x = 6,685,151,960,446.56
  5. Step 5: Solve for x
    x = 6,685,151,960,446.56/2,712,347.40
  6. Step 6: Final answer
    x = 2,464,710.81

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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.