Home / 1,490,388.03-2,056,729.58-836,923.13

Finding the Fourth Proportional to 1,490,388.03, 2,056,729.58 and 836,923.13

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Solution

The fourth proportional to 1,490,388.03, 2,056,729.58 and 836,923.13 is: 1,154,950.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,388.03 : 2,056,729.58 = 836,923.13 : x
  2. Step 2: Convert to fraction form
    1,490,388.03/2,056,729.58 = 836,923.13/x
  3. Step 3: Cross multiply
    1,490,388.03x = 2,056,729.58 × 836,923.13
  4. Step 4: Simplify right side
    1,490,388.03x = 1,721,324,543,188.92
  5. Step 5: Solve for x
    x = 1,721,324,543,188.92/1,490,388.03
  6. Step 6: Final answer
    x = 1,154,950.60

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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.