Home / 1,042,325.53-1,561,452.07-718,056.42

Finding the Fourth Proportional to 1,042,325.53, 1,561,452.07 and 718,056.42

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Solution

The fourth proportional to 1,042,325.53, 1,561,452.07 and 718,056.42 is: 1,075,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,325.53 : 1,561,452.07 = 718,056.42 : x
  2. Step 2: Convert to fraction form
    1,042,325.53/1,561,452.07 = 718,056.42/x
  3. Step 3: Cross multiply
    1,042,325.53x = 1,561,452.07 × 718,056.42
  4. Step 4: Simplify right side
    1,042,325.53x = 1,121,210,683,385.79
  5. Step 5: Solve for x
    x = 1,121,210,683,385.79/1,042,325.53
  6. Step 6: Final answer
    x = 1,075,681.88

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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.