Home / 1,258,966.44-1,737,319.38-715,100.58

Finding the Fourth Proportional to 1,258,966.44, 1,737,319.38 and 715,100.58

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Solution

The fourth proportional to 1,258,966.44, 1,737,319.38 and 715,100.58 is: 986,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,966.44 : 1,737,319.38 = 715,100.58 : x
  2. Step 2: Convert to fraction form
    1,258,966.44/1,737,319.38 = 715,100.58/x
  3. Step 3: Cross multiply
    1,258,966.44x = 1,737,319.38 × 715,100.58
  4. Step 4: Simplify right side
    1,258,966.44x = 1,242,358,096,283.24
  5. Step 5: Solve for x
    x = 1,242,358,096,283.24/1,258,966.44
  6. Step 6: Final answer
    x = 986,807.95

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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.