Home / 2,490,036.78-3,736,141.58-871,966.95

Finding the Fourth Proportional to 2,490,036.78, 3,736,141.58 and 871,966.95

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Solution

The fourth proportional to 2,490,036.78, 3,736,141.58 and 871,966.95 is: 1,308,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,036.78 : 3,736,141.58 = 871,966.95 : x
  2. Step 2: Convert to fraction form
    2,490,036.78/3,736,141.58 = 871,966.95/x
  3. Step 3: Cross multiply
    2,490,036.78x = 3,736,141.58 × 871,966.95
  4. Step 4: Simplify right side
    2,490,036.78x = 3,257,791,987,621.14
  5. Step 5: Solve for x
    x = 3,257,791,987,621.14/2,490,036.78
  6. Step 6: Final answer
    x = 1,308,330.87

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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.