Home / 2,952,540.40-4,428,810.60-708,678.40

Finding the Fourth Proportional to 2,952,540.40, 4,428,810.60 and 708,678.40

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Solution

The fourth proportional to 2,952,540.40, 4,428,810.60 and 708,678.40 is: 1,063,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,540.40 : 4,428,810.60 = 708,678.40 : x
  2. Step 2: Convert to fraction form
    2,952,540.40/4,428,810.60 = 708,678.40/x
  3. Step 3: Cross multiply
    2,952,540.40x = 4,428,810.60 × 708,678.40
  4. Step 4: Simplify right side
    2,952,540.40x = 3,138,602,409,911.04
  5. Step 5: Solve for x
    x = 3,138,602,409,911.04/2,952,540.40
  6. Step 6: Final answer
    x = 1,063,017.60

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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.