Home / 1,251,547.27-1,877,226.53-398,584.46

Finding the Fourth Proportional to 1,251,547.27, 1,877,226.53 and 398,584.46

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Solution

The fourth proportional to 1,251,547.27, 1,877,226.53 and 398,584.46 is: 597,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,547.27 : 1,877,226.53 = 398,584.46 : x
  2. Step 2: Convert to fraction form
    1,251,547.27/1,877,226.53 = 398,584.46/x
  3. Step 3: Cross multiply
    1,251,547.27x = 1,877,226.53 × 398,584.46
  4. Step 4: Simplify right side
    1,251,547.27x = 748,233,325,457.87
  5. Step 5: Solve for x
    x = 748,233,325,457.87/1,251,547.27
  6. Step 6: Final answer
    x = 597,846.64

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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.