Home / 1,473,055.09-2,032,581.80-828,350.78

Finding the Fourth Proportional to 1,473,055.09, 2,032,581.80 and 828,350.78

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Solution

The fourth proportional to 1,473,055.09, 2,032,581.80 and 828,350.78 is: 1,142,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,055.09 : 2,032,581.80 = 828,350.78 : x
  2. Step 2: Convert to fraction form
    1,473,055.09/2,032,581.80 = 828,350.78/x
  3. Step 3: Cross multiply
    1,473,055.09x = 2,032,581.80 × 828,350.78
  4. Step 4: Simplify right side
    1,473,055.09x = 1,683,690,711,351.77
  5. Step 5: Solve for x
    x = 1,683,690,711,351.77/1,473,055.09
  6. Step 6: Final answer
    x = 1,142,992.36

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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.