Home / 1,502,788.80-2,073,837.60-823,713.60

Finding the Fourth Proportional to 1,502,788.80, 2,073,837.60 and 823,713.60

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Solution

The fourth proportional to 1,502,788.80, 2,073,837.60 and 823,713.60 is: 1,136,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,788.80 : 2,073,837.60 = 823,713.60 : x
  2. Step 2: Convert to fraction form
    1,502,788.80/2,073,837.60 = 823,713.60/x
  3. Step 3: Cross multiply
    1,502,788.80x = 2,073,837.60 × 823,713.60
  4. Step 4: Simplify right side
    1,502,788.80x = 1,708,248,235,311.36
  5. Step 5: Solve for x
    x = 1,708,248,235,311.36/1,502,788.80
  6. Step 6: Final answer
    x = 1,136,718.77

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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.