Home / 1,104,871.12-1,657,376.87-346,742.55

Finding the Fourth Proportional to 1,104,871.12, 1,657,376.87 and 346,742.55

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Solution

The fourth proportional to 1,104,871.12, 1,657,376.87 and 346,742.55 is: 520,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,871.12 : 1,657,376.87 = 346,742.55 : x
  2. Step 2: Convert to fraction form
    1,104,871.12/1,657,376.87 = 346,742.55/x
  3. Step 3: Cross multiply
    1,104,871.12x = 1,657,376.87 × 346,742.55
  4. Step 4: Simplify right side
    1,104,871.12x = 574,683,082,214.82
  5. Step 5: Solve for x
    x = 574,683,082,214.82/1,104,871.12
  6. Step 6: Final answer
    x = 520,135.85

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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.