Home / 3,008,649.12-4,151,343.60-1,784,726.16

Finding the Fourth Proportional to 3,008,649.12, 4,151,343.60 and 1,784,726.16

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Solution

The fourth proportional to 3,008,649.12, 4,151,343.60 and 1,784,726.16 is: 2,462,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,649.12 : 4,151,343.60 = 1,784,726.16 : x
  2. Step 2: Convert to fraction form
    3,008,649.12/4,151,343.60 = 1,784,726.16/x
  3. Step 3: Cross multiply
    3,008,649.12x = 4,151,343.60 × 1,784,726.16
  4. Step 4: Simplify right side
    3,008,649.12x = 7,409,011,522,068.58
  5. Step 5: Solve for x
    x = 7,409,011,522,068.58/3,008,649.12
  6. Step 6: Final answer
    x = 2,462,570.82

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Double scale
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1.5x scale

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.