Home / 1,061,779.46-1,465,278.05-578,343.44

Finding the Fourth Proportional to 1,061,779.46, 1,465,278.05 and 578,343.44

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Solution

The fourth proportional to 1,061,779.46, 1,465,278.05 and 578,343.44 is: 798,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,779.46 : 1,465,278.05 = 578,343.44 : x
  2. Step 2: Convert to fraction form
    1,061,779.46/1,465,278.05 = 578,343.44/x
  3. Step 3: Cross multiply
    1,061,779.46x = 1,465,278.05 × 578,343.44
  4. Step 4: Simplify right side
    1,061,779.46x = 847,433,953,102.55
  5. Step 5: Solve for x
    x = 847,433,953,102.55/1,061,779.46
  6. Step 6: Final answer
    x = 798,126.15

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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.