Home / 1,203,270.81-1,803,691.61-754,307.04

Finding the Fourth Proportional to 1,203,270.81, 1,803,691.61 and 754,307.04

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Solution

The fourth proportional to 1,203,270.81, 1,803,691.61 and 754,307.04 is: 1,130,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,270.81 : 1,803,691.61 = 754,307.04 : x
  2. Step 2: Convert to fraction form
    1,203,270.81/1,803,691.61 = 754,307.04/x
  3. Step 3: Cross multiply
    1,203,270.81x = 1,803,691.61 × 754,307.04
  4. Step 4: Simplify right side
    1,203,270.81x = 1,360,537,279,411.93
  5. Step 5: Solve for x
    x = 1,360,537,279,411.93/1,203,270.81
  6. Step 6: Final answer
    x = 1,130,699.15

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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.