Home / 1,196,281.68-1,650,679.32-712,834.80

Finding the Fourth Proportional to 1,196,281.68, 1,650,679.32 and 712,834.80

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Solution

The fourth proportional to 1,196,281.68, 1,650,679.32 and 712,834.80 is: 983,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,281.68 : 1,650,679.32 = 712,834.80 : x
  2. Step 2: Convert to fraction form
    1,196,281.68/1,650,679.32 = 712,834.80/x
  3. Step 3: Cross multiply
    1,196,281.68x = 1,650,679.32 × 712,834.80
  4. Step 4: Simplify right side
    1,196,281.68x = 1,176,661,662,936.34
  5. Step 5: Solve for x
    x = 1,176,661,662,936.34/1,196,281.68
  6. Step 6: Final answer
    x = 983,599.17

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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.