Home / 2,639,365.85-3,641,478.38-1,477,641.36

Finding the Fourth Proportional to 2,639,365.85, 3,641,478.38 and 1,477,641.36

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Solution

The fourth proportional to 2,639,365.85, 3,641,478.38 and 1,477,641.36 is: 2,038,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,365.85 : 3,641,478.38 = 1,477,641.36 : x
  2. Step 2: Convert to fraction form
    2,639,365.85/3,641,478.38 = 1,477,641.36/x
  3. Step 3: Cross multiply
    2,639,365.85x = 3,641,478.38 × 1,477,641.36
  4. Step 4: Simplify right side
    2,639,365.85x = 5,380,799,058,445.59
  5. Step 5: Solve for x
    x = 5,380,799,058,445.59/2,639,365.85
  6. Step 6: Final answer
    x = 2,038,671.17

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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.