Home / 1,038,387.42-1,432,852.61-602,704.22

Finding the Fourth Proportional to 1,038,387.42, 1,432,852.61 and 602,704.22

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Solution

The fourth proportional to 1,038,387.42, 1,432,852.61 and 602,704.22 is: 831,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,387.42 : 1,432,852.61 = 602,704.22 : x
  2. Step 2: Convert to fraction form
    1,038,387.42/1,432,852.61 = 602,704.22/x
  3. Step 3: Cross multiply
    1,038,387.42x = 1,432,852.61 × 602,704.22
  4. Step 4: Simplify right side
    1,038,387.42x = 863,586,304,507.23
  5. Step 5: Solve for x
    x = 863,586,304,507.23/1,038,387.42
  6. Step 6: Final answer
    x = 831,660.98

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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.