Home / 1,276,548.04-1,761,510.13-760,199.23

Finding the Fourth Proportional to 1,276,548.04, 1,761,510.13 and 760,199.23

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Solution

The fourth proportional to 1,276,548.04, 1,761,510.13 and 760,199.23 is: 1,048,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,548.04 : 1,761,510.13 = 760,199.23 : x
  2. Step 2: Convert to fraction form
    1,276,548.04/1,761,510.13 = 760,199.23/x
  3. Step 3: Cross multiply
    1,276,548.04x = 1,761,510.13 × 760,199.23
  4. Step 4: Simplify right side
    1,276,548.04x = 1,339,098,644,463.20
  5. Step 5: Solve for x
    x = 1,339,098,644,463.20/1,276,548.04
  6. Step 6: Final answer
    x = 1,048,999.80

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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.