Home / 3,578,388.80-4,937,807.88-2,127,803.95

Finding the Fourth Proportional to 3,578,388.80, 4,937,807.88 and 2,127,803.95

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Solution

The fourth proportional to 3,578,388.80, 4,937,807.88 and 2,127,803.95 is: 2,936,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,388.80 : 4,937,807.88 = 2,127,803.95 : x
  2. Step 2: Convert to fraction form
    3,578,388.80/4,937,807.88 = 2,127,803.95/x
  3. Step 3: Cross multiply
    3,578,388.80x = 4,937,807.88 × 2,127,803.95
  4. Step 4: Simplify right side
    3,578,388.80x = 10,506,687,099,060.61
  5. Step 5: Solve for x
    x = 10,506,687,099,060.61/3,578,388.80
  6. Step 6: Final answer
    x = 2,936,150.23

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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.