Home / 1,176,942.18-1,623,762.48-769,279.44

Finding the Fourth Proportional to 1,176,942.18, 1,623,762.48 and 769,279.44

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Solution

The fourth proportional to 1,176,942.18, 1,623,762.48 and 769,279.44 is: 1,061,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,942.18 : 1,623,762.48 = 769,279.44 : x
  2. Step 2: Convert to fraction form
    1,176,942.18/1,623,762.48 = 769,279.44/x
  3. Step 3: Cross multiply
    1,176,942.18x = 1,623,762.48 × 769,279.44
  4. Step 4: Simplify right side
    1,176,942.18x = 1,249,127,091,307.41
  5. Step 5: Solve for x
    x = 1,249,127,091,307.41/1,176,942.18
  6. Step 6: Final answer
    x = 1,061,332.59

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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.