Home / 1,992,984.90-2,988,894.15-713,444.10

Finding the Fourth Proportional to 1,992,984.90, 2,988,894.15 and 713,444.10

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Solution

The fourth proportional to 1,992,984.90, 2,988,894.15 and 713,444.10 is: 1,069,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,984.90 : 2,988,894.15 = 713,444.10 : x
  2. Step 2: Convert to fraction form
    1,992,984.90/2,988,894.15 = 713,444.10/x
  3. Step 3: Cross multiply
    1,992,984.90x = 2,988,894.15 × 713,444.10
  4. Step 4: Simplify right side
    1,992,984.90x = 2,132,408,896,842.02
  5. Step 5: Solve for x
    x = 2,132,408,896,842.02/1,992,984.90
  6. Step 6: Final answer
    x = 1,069,957.38

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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.