Home / 1,153,965.76-1,592,477.60-630,686.90

Finding the Fourth Proportional to 1,153,965.76, 1,592,477.60 and 630,686.90

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Solution

The fourth proportional to 1,153,965.76, 1,592,477.60 and 630,686.90 is: 870,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,965.76 : 1,592,477.60 = 630,686.90 : x
  2. Step 2: Convert to fraction form
    1,153,965.76/1,592,477.60 = 630,686.90/x
  3. Step 3: Cross multiply
    1,153,965.76x = 1,592,477.60 × 630,686.90
  4. Step 4: Simplify right side
    1,153,965.76x = 1,004,354,760,863.44
  5. Step 5: Solve for x
    x = 1,004,354,760,863.44/1,153,965.76
  6. Step 6: Final answer
    x = 870,350.57

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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.