Home / 2,645,340.13-3,650,598.54-1,438,116.13

Finding the Fourth Proportional to 2,645,340.13, 3,650,598.54 and 1,438,116.13

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Solution

The fourth proportional to 2,645,340.13, 3,650,598.54 and 1,438,116.13 is: 1,984,616.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,340.13 : 3,650,598.54 = 1,438,116.13 : x
  2. Step 2: Convert to fraction form
    2,645,340.13/3,650,598.54 = 1,438,116.13/x
  3. Step 3: Cross multiply
    2,645,340.13x = 3,650,598.54 × 1,438,116.13
  4. Step 4: Simplify right side
    2,645,340.13x = 5,249,984,644,528.45
  5. Step 5: Solve for x
    x = 5,249,984,644,528.45/2,645,340.13
  6. Step 6: Final answer
    x = 1,984,616.11

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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.