Home / 1,925,002.64-2,887,496.09-485,689.41

Finding the Fourth Proportional to 1,925,002.64, 2,887,496.09 and 485,689.41

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Solution

The fourth proportional to 1,925,002.64, 2,887,496.09 and 485,689.41 is: 728,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,002.64 : 2,887,496.09 = 485,689.41 : x
  2. Step 2: Convert to fraction form
    1,925,002.64/2,887,496.09 = 485,689.41/x
  3. Step 3: Cross multiply
    1,925,002.64x = 2,887,496.09 × 485,689.41
  4. Step 4: Simplify right side
    1,925,002.64x = 1,402,426,272,329.41
  5. Step 5: Solve for x
    x = 1,402,426,272,329.41/1,925,002.64
  6. Step 6: Final answer
    x = 728,532.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.