Home / 4,982,520.60-6,875,878.28-2,690,681.20

Finding the Fourth Proportional to 4,982,520.60, 6,875,878.28 and 2,690,681.20

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Solution

The fourth proportional to 4,982,520.60, 6,875,878.28 and 2,690,681.20 is: 3,713,139.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,520.60 : 6,875,878.28 = 2,690,681.20 : x
  2. Step 2: Convert to fraction form
    4,982,520.60/6,875,878.28 = 2,690,681.20/x
  3. Step 3: Cross multiply
    4,982,520.60x = 6,875,878.28 × 2,690,681.20
  4. Step 4: Simplify right side
    4,982,520.60x = 18,500,796,421,484.34
  5. Step 5: Solve for x
    x = 18,500,796,421,484.34/4,982,520.60
  6. Step 6: Final answer
    x = 3,713,139.98

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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.