Home / 1,258,683.86-1,736,985.92-714,819.53

Finding the Fourth Proportional to 1,258,683.86, 1,736,985.92 and 714,819.53

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Solution

The fourth proportional to 1,258,683.86, 1,736,985.92 and 714,819.53 is: 986,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,683.86 : 1,736,985.92 = 714,819.53 : x
  2. Step 2: Convert to fraction form
    1,258,683.86/1,736,985.92 = 714,819.53/x
  3. Step 3: Cross multiply
    1,258,683.86x = 1,736,985.92 × 714,819.53
  4. Step 4: Simplify right side
    1,258,683.86x = 1,241,631,446,691.99
  5. Step 5: Solve for x
    x = 1,241,631,446,691.99/1,258,683.86
  6. Step 6: Final answer
    x = 986,452.19

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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.