Home / 1,643,521.98-2,465,406.90-490,677.27

Finding the Fourth Proportional to 1,643,521.98, 2,465,406.90 and 490,677.27

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Solution

The fourth proportional to 1,643,521.98, 2,465,406.90 and 490,677.27 is: 736,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,521.98 : 2,465,406.90 = 490,677.27 : x
  2. Step 2: Convert to fraction form
    1,643,521.98/2,465,406.90 = 490,677.27/x
  3. Step 3: Cross multiply
    1,643,521.98x = 2,465,406.90 × 490,677.27
  4. Step 4: Simplify right side
    1,643,521.98x = 1,209,719,127,131.16
  5. Step 5: Solve for x
    x = 1,209,719,127,131.16/1,643,521.98
  6. Step 6: Final answer
    x = 736,052.90

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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.