Home / 1,224,230.80-1,836,346.20-657,360.40

Finding the Fourth Proportional to 1,224,230.80, 1,836,346.20 and 657,360.40

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Solution

The fourth proportional to 1,224,230.80, 1,836,346.20 and 657,360.40 is: 986,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,230.80 : 1,836,346.20 = 657,360.40 : x
  2. Step 2: Convert to fraction form
    1,224,230.80/1,836,346.20 = 657,360.40/x
  3. Step 3: Cross multiply
    1,224,230.80x = 1,836,346.20 × 657,360.40
  4. Step 4: Simplify right side
    1,224,230.80x = 1,207,141,272,570.48
  5. Step 5: Solve for x
    x = 1,207,141,272,570.48/1,224,230.80
  6. Step 6: Final answer
    x = 986,040.60

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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.