Home / 1,038,428.76-1,432,909.44-602,745.60

Finding the Fourth Proportional to 1,038,428.76, 1,432,909.44 and 602,745.60

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Solution

The fourth proportional to 1,038,428.76, 1,432,909.44 and 602,745.60 is: 831,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,428.76 : 1,432,909.44 = 602,745.60 : x
  2. Step 2: Convert to fraction form
    1,038,428.76/1,432,909.44 = 602,745.60/x
  3. Step 3: Cross multiply
    1,038,428.76x = 1,432,909.44 × 602,745.60
  4. Step 4: Simplify right side
    1,038,428.76x = 863,679,860,158.46
  5. Step 5: Solve for x
    x = 863,679,860,158.46/1,038,428.76
  6. Step 6: Final answer
    x = 831,717.97

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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.