Home / 1,078,255.20-1,617,382.80-973,279.20

Finding the Fourth Proportional to 1,078,255.20, 1,617,382.80 and 973,279.20

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Solution

The fourth proportional to 1,078,255.20, 1,617,382.80 and 973,279.20 is: 1,459,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,255.20 : 1,617,382.80 = 973,279.20 : x
  2. Step 2: Convert to fraction form
    1,078,255.20/1,617,382.80 = 973,279.20/x
  3. Step 3: Cross multiply
    1,078,255.20x = 1,617,382.80 × 973,279.20
  4. Step 4: Simplify right side
    1,078,255.20x = 1,574,165,037,677.76
  5. Step 5: Solve for x
    x = 1,574,165,037,677.76/1,078,255.20
  6. Step 6: Final answer
    x = 1,459,918.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.