Home / 1,563,469.59-2,157,281.18-982,356.02

Finding the Fourth Proportional to 1,563,469.59, 2,157,281.18 and 982,356.02

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Solution

The fourth proportional to 1,563,469.59, 2,157,281.18 and 982,356.02 is: 1,355,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,469.59 : 2,157,281.18 = 982,356.02 : x
  2. Step 2: Convert to fraction form
    1,563,469.59/2,157,281.18 = 982,356.02/x
  3. Step 3: Cross multiply
    1,563,469.59x = 2,157,281.18 × 982,356.02
  4. Step 4: Simplify right side
    1,563,469.59x = 2,119,218,138,307.52
  5. Step 5: Solve for x
    x = 2,119,218,138,307.52/1,563,469.59
  6. Step 6: Final answer
    x = 1,355,458.50

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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.