Home / 1,202,411.74-1,803,705.09-403,686.54

Finding the Fourth Proportional to 1,202,411.74, 1,803,705.09 and 403,686.54

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Solution

The fourth proportional to 1,202,411.74, 1,803,705.09 and 403,686.54 is: 605,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,411.74 : 1,803,705.09 = 403,686.54 : x
  2. Step 2: Convert to fraction form
    1,202,411.74/1,803,705.09 = 403,686.54/x
  3. Step 3: Cross multiply
    1,202,411.74x = 1,803,705.09 × 403,686.54
  4. Step 4: Simplify right side
    1,202,411.74x = 728,131,466,962.49
  5. Step 5: Solve for x
    x = 728,131,466,962.49/1,202,411.74
  6. Step 6: Final answer
    x = 605,559.18

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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.