Home / 1,258,200.28-1,736,365.53-714,386.71

Finding the Fourth Proportional to 1,258,200.28, 1,736,365.53 and 714,386.71

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Solution

The fourth proportional to 1,258,200.28, 1,736,365.53 and 714,386.71 is: 985,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,200.28 : 1,736,365.53 = 714,386.71 : x
  2. Step 2: Convert to fraction form
    1,258,200.28/1,736,365.53 = 714,386.71/x
  3. Step 3: Cross multiply
    1,258,200.28x = 1,736,365.53 × 714,386.71
  4. Step 4: Simplify right side
    1,258,200.28x = 1,240,436,458,334.11
  5. Step 5: Solve for x
    x = 1,240,436,458,334.11/1,258,200.28
  6. Step 6: Final answer
    x = 985,881.56

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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.