Home / 1,108,946.40-1,663,419.60-605,061.60

Finding the Fourth Proportional to 1,108,946.40, 1,663,419.60 and 605,061.60

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Solution

The fourth proportional to 1,108,946.40, 1,663,419.60 and 605,061.60 is: 907,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,946.40 : 1,663,419.60 = 605,061.60 : x
  2. Step 2: Convert to fraction form
    1,108,946.40/1,663,419.60 = 605,061.60/x
  3. Step 3: Cross multiply
    1,108,946.40x = 1,663,419.60 × 605,061.60
  4. Step 4: Simplify right side
    1,108,946.40x = 1,006,471,324,647.36
  5. Step 5: Solve for x
    x = 1,006,471,324,647.36/1,108,946.40
  6. Step 6: Final answer
    x = 907,592.40

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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.