Home / 1,264,362.30-1,896,543.45-732,921.30

Finding the Fourth Proportional to 1,264,362.30, 1,896,543.45 and 732,921.30

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Solution

The fourth proportional to 1,264,362.30, 1,896,543.45 and 732,921.30 is: 1,099,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,362.30 : 1,896,543.45 = 732,921.30 : x
  2. Step 2: Convert to fraction form
    1,264,362.30/1,896,543.45 = 732,921.30/x
  3. Step 3: Cross multiply
    1,264,362.30x = 1,896,543.45 × 732,921.30
  4. Step 4: Simplify right side
    1,264,362.30x = 1,390,017,090,880.49
  5. Step 5: Solve for x
    x = 1,390,017,090,880.49/1,264,362.30
  6. Step 6: Final answer
    x = 1,099,381.95

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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.