Home / 3,130,957.64-4,320,658.68-1,754,284.88

Finding the Fourth Proportional to 3,130,957.64, 4,320,658.68 and 1,754,284.88

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Solution

The fourth proportional to 3,130,957.64, 4,320,658.68 and 1,754,284.88 is: 2,420,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,957.64 : 4,320,658.68 = 1,754,284.88 : x
  2. Step 2: Convert to fraction form
    3,130,957.64/4,320,658.68 = 1,754,284.88/x
  3. Step 3: Cross multiply
    3,130,957.64x = 4,320,658.68 × 1,754,284.88
  4. Step 4: Simplify right side
    3,130,957.64x = 7,579,666,193,964.76
  5. Step 5: Solve for x
    x = 7,579,666,193,964.76/3,130,957.64
  6. Step 6: Final answer
    x = 2,420,877.91

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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.