Home / 1,281,881.18-1,768,924.02-700,989.02

Finding the Fourth Proportional to 1,281,881.18, 1,768,924.02 and 700,989.02

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Solution

The fourth proportional to 1,281,881.18, 1,768,924.02 and 700,989.02 is: 967,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,881.18 : 1,768,924.02 = 700,989.02 : x
  2. Step 2: Convert to fraction form
    1,281,881.18/1,768,924.02 = 700,989.02/x
  3. Step 3: Cross multiply
    1,281,881.18x = 1,768,924.02 × 700,989.02
  4. Step 4: Simplify right side
    1,281,881.18x = 1,239,996,315,234.26
  5. Step 5: Solve for x
    x = 1,239,996,315,234.26/1,281,881.18
  6. Step 6: Final answer
    x = 967,325.47

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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.