Home / 1,202,910.60-1,803,800.88-697,615.20

Finding the Fourth Proportional to 1,202,910.60, 1,803,800.88 and 697,615.20

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Solution

The fourth proportional to 1,202,910.60, 1,803,800.88 and 697,615.20 is: 1,046,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,910.60 : 1,803,800.88 = 697,615.20 : x
  2. Step 2: Convert to fraction form
    1,202,910.60/1,803,800.88 = 697,615.20/x
  3. Step 3: Cross multiply
    1,202,910.60x = 1,803,800.88 × 697,615.20
  4. Step 4: Simplify right side
    1,202,910.60x = 1,258,358,911,661.38
  5. Step 5: Solve for x
    x = 1,258,358,911,661.38/1,202,910.60
  6. Step 6: Final answer
    x = 1,046,095.12

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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.