Home / 5,288,456.40-7,932,943.80-2,769,032.40

Finding the Fourth Proportional to 5,288,456.40, 7,932,943.80 and 2,769,032.40

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Solution

The fourth proportional to 5,288,456.40, 7,932,943.80 and 2,769,032.40 is: 4,153,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,456.40 : 7,932,943.80 = 2,769,032.40 : x
  2. Step 2: Convert to fraction form
    5,288,456.40/7,932,943.80 = 2,769,032.40/x
  3. Step 3: Cross multiply
    5,288,456.40x = 7,932,943.80 × 2,769,032.40
  4. Step 4: Simplify right side
    5,288,456.40x = 21,966,578,409,579.12
  5. Step 5: Solve for x
    x = 21,966,578,409,579.12/5,288,456.40
  6. Step 6: Final answer
    x = 4,153,684.32

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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.