Home / 1,359,026.06-2,038,551.40-412,396.78

Finding the Fourth Proportional to 1,359,026.06, 2,038,551.40 and 412,396.78

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Solution

The fourth proportional to 1,359,026.06, 2,038,551.40 and 412,396.78 is: 618,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,026.06 : 2,038,551.40 = 412,396.78 : x
  2. Step 2: Convert to fraction form
    1,359,026.06/2,038,551.40 = 412,396.78/x
  3. Step 3: Cross multiply
    1,359,026.06x = 2,038,551.40 × 412,396.78
  4. Step 4: Simplify right side
    1,359,026.06x = 840,692,033,224.49
  5. Step 5: Solve for x
    x = 840,692,033,224.49/1,359,026.06
  6. Step 6: Final answer
    x = 618,598.91

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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.