Home / 1,143,364.18-1,577,728.77-660,085.30

Finding the Fourth Proportional to 1,143,364.18, 1,577,728.77 and 660,085.30

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Solution

The fourth proportional to 1,143,364.18, 1,577,728.77 and 660,085.30 is: 910,852.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,364.18 : 1,577,728.77 = 660,085.30 : x
  2. Step 2: Convert to fraction form
    1,143,364.18/1,577,728.77 = 660,085.30/x
  3. Step 3: Cross multiply
    1,143,364.18x = 1,577,728.77 × 660,085.30
  4. Step 4: Simplify right side
    1,143,364.18x = 1,041,435,568,464.08
  5. Step 5: Solve for x
    x = 1,041,435,568,464.08/1,143,364.18
  6. Step 6: Final answer
    x = 910,852.02

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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.