Home / 1,539,456.39-2,124,287.02-851,017.34

Finding the Fourth Proportional to 1,539,456.39, 2,124,287.02 and 851,017.34

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Solution

The fourth proportional to 1,539,456.39, 2,124,287.02 and 851,017.34 is: 1,174,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,456.39 : 2,124,287.02 = 851,017.34 : x
  2. Step 2: Convert to fraction form
    1,539,456.39/2,124,287.02 = 851,017.34/x
  3. Step 3: Cross multiply
    1,539,456.39x = 2,124,287.02 × 851,017.34
  4. Step 4: Simplify right side
    1,539,456.39x = 1,807,805,089,156.93
  5. Step 5: Solve for x
    x = 1,807,805,089,156.93/1,539,456.39
  6. Step 6: Final answer
    x = 1,174,313.93

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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.