Home / 1,857,675-2,786,547.06-528,013.56

Finding the Fourth Proportional to 1,857,675, 2,786,547.06 and 528,013.56

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Solution

The fourth proportional to 1,857,675, 2,786,547.06 and 528,013.56 is: 792,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,675 : 2,786,547.06 = 528,013.56 : x
  2. Step 2: Convert to fraction form
    1,857,675/2,786,547.06 = 528,013.56/x
  3. Step 3: Cross multiply
    1,857,675x = 2,786,547.06 × 528,013.56
  4. Step 4: Simplify right side
    1,857,675x = 1,471,334,633,258.13
  5. Step 5: Solve for x
    x = 1,471,334,633,258.13/1,857,675
  6. Step 6: Final answer
    x = 792,030.16

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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.