Home / 2,257,835.49-3,115,814.61-1,225,343.00

Finding the Fourth Proportional to 2,257,835.49, 3,115,814.61 and 1,225,343.00

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Solution

The fourth proportional to 2,257,835.49, 3,115,814.61 and 1,225,343.00 is: 1,690,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,835.49 : 3,115,814.61 = 1,225,343.00 : x
  2. Step 2: Convert to fraction form
    2,257,835.49/3,115,814.61 = 1,225,343.00/x
  3. Step 3: Cross multiply
    2,257,835.49x = 3,115,814.61 × 1,225,343.00
  4. Step 4: Simplify right side
    2,257,835.49x = 3,817,941,634,045.80
  5. Step 5: Solve for x
    x = 3,817,941,634,045.80/2,257,835.49
  6. Step 6: Final answer
    x = 1,690,974.23

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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.