Home / 1,708,918.65-2,564,639.60-810,363.41

Finding the Fourth Proportional to 1,708,918.65, 2,564,639.60 and 810,363.41

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Solution

The fourth proportional to 1,708,918.65, 2,564,639.60 and 810,363.41 is: 1,216,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,918.65 : 2,564,639.60 = 810,363.41 : x
  2. Step 2: Convert to fraction form
    1,708,918.65/2,564,639.60 = 810,363.41/x
  3. Step 3: Cross multiply
    1,708,918.65x = 2,564,639.60 × 810,363.41
  4. Step 4: Simplify right side
    1,708,918.65x = 2,078,290,091,677.04
  5. Step 5: Solve for x
    x = 2,078,290,091,677.04/1,708,918.65
  6. Step 6: Final answer
    x = 1,216,143.37

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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.