Home / 4,989,655.28-6,885,710.55-2,784,494.52

Finding the Fourth Proportional to 4,989,655.28, 6,885,710.55 and 2,784,494.52

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Solution

The fourth proportional to 4,989,655.28, 6,885,710.55 and 2,784,494.52 is: 3,842,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,655.28 : 6,885,710.55 = 2,784,494.52 : x
  2. Step 2: Convert to fraction form
    4,989,655.28/6,885,710.55 = 2,784,494.52/x
  3. Step 3: Cross multiply
    4,989,655.28x = 6,885,710.55 × 2,784,494.52
  4. Step 4: Simplify right side
    4,989,655.28x = 19,173,223,292,781.19
  5. Step 5: Solve for x
    x = 19,173,223,292,781.19/4,989,655.28
  6. Step 6: Final answer
    x = 3,842,594.77

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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.