Home / 1,777,619.64-2,453,176.62-972,803.64

Finding the Fourth Proportional to 1,777,619.64, 2,453,176.62 and 972,803.64

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Solution

The fourth proportional to 1,777,619.64, 2,453,176.62 and 972,803.64 is: 1,342,502.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,619.64 : 2,453,176.62 = 972,803.64 : x
  2. Step 2: Convert to fraction form
    1,777,619.64/2,453,176.62 = 972,803.64/x
  3. Step 3: Cross multiply
    1,777,619.64x = 2,453,176.62 × 972,803.64
  4. Step 4: Simplify right side
    1,777,619.64x = 2,386,459,145,498.90
  5. Step 5: Solve for x
    x = 2,386,459,145,498.90/1,777,619.64
  6. Step 6: Final answer
    x = 1,342,502.69

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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.