Home / 1,146,453.16-1,582,125.03-630,228.80

Finding the Fourth Proportional to 1,146,453.16, 1,582,125.03 and 630,228.80

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Solution

The fourth proportional to 1,146,453.16, 1,582,125.03 and 630,228.80 is: 869,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,453.16 : 1,582,125.03 = 630,228.80 : x
  2. Step 2: Convert to fraction form
    1,146,453.16/1,582,125.03 = 630,228.80/x
  3. Step 3: Cross multiply
    1,146,453.16x = 1,582,125.03 × 630,228.80
  4. Step 4: Simplify right side
    1,146,453.16x = 997,100,759,106.86
  5. Step 5: Solve for x
    x = 997,100,759,106.86/1,146,453.16
  6. Step 6: Final answer
    x = 869,726.56

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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.