Home / 1,792,991.45-2,474,256.02-977,177.67

Finding the Fourth Proportional to 1,792,991.45, 2,474,256.02 and 977,177.67

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Solution

The fourth proportional to 1,792,991.45, 2,474,256.02 and 977,177.67 is: 1,348,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,991.45 : 2,474,256.02 = 977,177.67 : x
  2. Step 2: Convert to fraction form
    1,792,991.45/2,474,256.02 = 977,177.67/x
  3. Step 3: Cross multiply
    1,792,991.45x = 2,474,256.02 × 977,177.67
  4. Step 4: Simplify right side
    1,792,991.45x = 2,417,787,727,721.19
  5. Step 5: Solve for x
    x = 2,417,787,727,721.19/1,792,991.45
  6. Step 6: Final answer
    x = 1,348,465.85

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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.