Home / 1,258,835.76-1,888,239.06-753,537.96

Finding the Fourth Proportional to 1,258,835.76, 1,888,239.06 and 753,537.96

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Solution

The fourth proportional to 1,258,835.76, 1,888,239.06 and 753,537.96 is: 1,130,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,835.76 : 1,888,239.06 = 753,537.96 : x
  2. Step 2: Convert to fraction form
    1,258,835.76/1,888,239.06 = 753,537.96/x
  3. Step 3: Cross multiply
    1,258,835.76x = 1,888,239.06 × 753,537.96
  4. Step 4: Simplify right side
    1,258,835.76x = 1,422,859,809,264.72
  5. Step 5: Solve for x
    x = 1,422,859,809,264.72/1,258,835.76
  6. Step 6: Final answer
    x = 1,130,298.21

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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.