Home / 1,294,539.20-1,941,808.80-846,641.60

Finding the Fourth Proportional to 1,294,539.20, 1,941,808.80 and 846,641.60

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Solution

The fourth proportional to 1,294,539.20, 1,941,808.80 and 846,641.60 is: 1,269,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,539.20 : 1,941,808.80 = 846,641.60 : x
  2. Step 2: Convert to fraction form
    1,294,539.20/1,941,808.80 = 846,641.60/x
  3. Step 3: Cross multiply
    1,294,539.20x = 1,941,808.80 × 846,641.60
  4. Step 4: Simplify right side
    1,294,539.20x = 1,644,016,109,326.08
  5. Step 5: Solve for x
    x = 1,644,016,109,326.08/1,294,539.20
  6. Step 6: Final answer
    x = 1,269,962.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.