Home / 897,811.70-1,342,829.55-803,722.10

Finding the Fourth Proportional to 897,811.70, 1,342,829.55 and 803,722.10

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Solution

The fourth proportional to 897,811.70, 1,342,829.55 and 803,722.10 is: 1,202,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,811.70 : 1,342,829.55 = 803,722.10 : x
  2. Step 2: Convert to fraction form
    897,811.70/1,342,829.55 = 803,722.10/x
  3. Step 3: Cross multiply
    897,811.70x = 1,342,829.55 × 803,722.10
  4. Step 4: Simplify right side
    897,811.70x = 1,079,261,785,868.06
  5. Step 5: Solve for x
    x = 1,079,261,785,868.06/897,811.70
  6. Step 6: Final answer
    x = 1,202,102.61

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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.