Home / 1,567,127.40-2,350,950.30-668,999.40

Finding the Fourth Proportional to 1,567,127.40, 2,350,950.30 and 668,999.40

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Solution

The fourth proportional to 1,567,127.40, 2,350,950.30 and 668,999.40 is: 1,003,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,127.40 : 2,350,950.30 = 668,999.40 : x
  2. Step 2: Convert to fraction form
    1,567,127.40/2,350,950.30 = 668,999.40/x
  3. Step 3: Cross multiply
    1,567,127.40x = 2,350,950.30 × 668,999.40
  4. Step 4: Simplify right side
    1,567,127.40x = 1,572,784,340,129.82
  5. Step 5: Solve for x
    x = 1,572,784,340,129.82/1,567,127.40
  6. Step 6: Final answer
    x = 1,003,609.75

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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.