Home / 1,481,266.78-2,044,314.40-836,728.49

Finding the Fourth Proportional to 1,481,266.78, 2,044,314.40 and 836,728.49

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Solution

The fourth proportional to 1,481,266.78, 2,044,314.40 and 836,728.49 is: 1,154,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,266.78 : 2,044,314.40 = 836,728.49 : x
  2. Step 2: Convert to fraction form
    1,481,266.78/2,044,314.40 = 836,728.49/x
  3. Step 3: Cross multiply
    1,481,266.78x = 2,044,314.40 × 836,728.49
  4. Step 4: Simplify right side
    1,481,266.78x = 1,710,536,094,085.82
  5. Step 5: Solve for x
    x = 1,710,536,094,085.82/1,481,266.78
  6. Step 6: Final answer
    x = 1,154,779.22

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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.