Home / 1,193,136.30-1,646,562.72-649,307.16

Finding the Fourth Proportional to 1,193,136.30, 1,646,562.72 and 649,307.16

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Solution

The fourth proportional to 1,193,136.30, 1,646,562.72 and 649,307.16 is: 896,062.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,136.30 : 1,646,562.72 = 649,307.16 : x
  2. Step 2: Convert to fraction form
    1,193,136.30/1,646,562.72 = 649,307.16/x
  3. Step 3: Cross multiply
    1,193,136.30x = 1,646,562.72 × 649,307.16
  4. Step 4: Simplify right side
    1,193,136.30x = 1,069,124,963,485.08
  5. Step 5: Solve for x
    x = 1,069,124,963,485.08/1,193,136.30
  6. Step 6: Final answer
    x = 896,062.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.