Home / 1,962,880.02-2,708,785.80-1,103,432.76

Finding the Fourth Proportional to 1,962,880.02, 2,708,785.80 and 1,103,432.76

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Solution

The fourth proportional to 1,962,880.02, 2,708,785.80 and 1,103,432.76 is: 1,522,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,880.02 : 2,708,785.80 = 1,103,432.76 : x
  2. Step 2: Convert to fraction form
    1,962,880.02/2,708,785.80 = 1,103,432.76/x
  3. Step 3: Cross multiply
    1,962,880.02x = 2,708,785.80 × 1,103,432.76
  4. Step 4: Simplify right side
    1,962,880.02x = 2,988,962,991,542.81
  5. Step 5: Solve for x
    x = 2,988,962,991,542.81/1,962,880.02
  6. Step 6: Final answer
    x = 1,522,743.60

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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.