Home / 1,258,601.32-1,886,402.67-725,017.06

Finding the Fourth Proportional to 1,258,601.32, 1,886,402.67 and 725,017.06

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Solution

The fourth proportional to 1,258,601.32, 1,886,402.67 and 725,017.06 is: 1,086,661.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,601.32 : 1,886,402.67 = 725,017.06 : x
  2. Step 2: Convert to fraction form
    1,258,601.32/1,886,402.67 = 725,017.06/x
  3. Step 3: Cross multiply
    1,258,601.32x = 1,886,402.67 × 725,017.06
  4. Step 4: Simplify right side
    1,258,601.32x = 1,367,674,117,779.55
  5. Step 5: Solve for x
    x = 1,367,674,117,779.55/1,258,601.32
  6. Step 6: Final answer
    x = 1,086,661.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.