Home / 2,075,397.18-3,112,929.56-923,000.55

Finding the Fourth Proportional to 2,075,397.18, 3,112,929.56 and 923,000.55

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Solution

The fourth proportional to 2,075,397.18, 3,112,929.56 and 923,000.55 is: 1,384,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,397.18 : 3,112,929.56 = 923,000.55 : x
  2. Step 2: Convert to fraction form
    2,075,397.18/3,112,929.56 = 923,000.55/x
  3. Step 3: Cross multiply
    2,075,397.18x = 3,112,929.56 × 923,000.55
  4. Step 4: Simplify right side
    2,075,397.18x = 2,873,235,695,991.26
  5. Step 5: Solve for x
    x = 2,873,235,695,991.26/2,075,397.18
  6. Step 6: Final answer
    x = 1,384,426.91

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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.