Home / 1,179,637.98-1,627,880.76-656,328.39

Finding the Fourth Proportional to 1,179,637.98, 1,627,880.76 and 656,328.39

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Solution

The fourth proportional to 1,179,637.98, 1,627,880.76 and 656,328.39 is: 905,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,637.98 : 1,627,880.76 = 656,328.39 : x
  2. Step 2: Convert to fraction form
    1,179,637.98/1,627,880.76 = 656,328.39/x
  3. Step 3: Cross multiply
    1,179,637.98x = 1,627,880.76 × 656,328.39
  4. Step 4: Simplify right side
    1,179,637.98x = 1,068,424,358,322.78
  5. Step 5: Solve for x
    x = 1,068,424,358,322.78/1,179,637.98
  6. Step 6: Final answer
    x = 905,722.24

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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.