Home / 1,075,407.88-1,612,178.70-542,484.04

Finding the Fourth Proportional to 1,075,407.88, 1,612,178.70 and 542,484.04

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Solution

The fourth proportional to 1,075,407.88, 1,612,178.70 and 542,484.04 is: 813,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,407.88 : 1,612,178.70 = 542,484.04 : x
  2. Step 2: Convert to fraction form
    1,075,407.88/1,612,178.70 = 542,484.04/x
  3. Step 3: Cross multiply
    1,075,407.88x = 1,612,178.70 × 542,484.04
  4. Step 4: Simplify right side
    1,075,407.88x = 874,581,214,377.95
  5. Step 5: Solve for x
    x = 874,581,214,377.95/1,075,407.88
  6. Step 6: Final answer
    x = 813,255.35

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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.