Home / 1,258,164.34-1,736,315.95-714,350.75

Finding the Fourth Proportional to 1,258,164.34, 1,736,315.95 and 714,350.75

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Solution

The fourth proportional to 1,258,164.34, 1,736,315.95 and 714,350.75 is: 985,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,164.34 : 1,736,315.95 = 714,350.75 : x
  2. Step 2: Convert to fraction form
    1,258,164.34/1,736,315.95 = 714,350.75/x
  3. Step 3: Cross multiply
    1,258,164.34x = 1,736,315.95 × 714,350.75
  4. Step 4: Simplify right side
    1,258,164.34x = 1,240,338,601,119.46
  5. Step 5: Solve for x
    x = 1,240,338,601,119.46/1,258,164.34
  6. Step 6: Final answer
    x = 985,831.95

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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.