Home / 2,865,345.89-3,954,186.65-1,576,284.35

Finding the Fourth Proportional to 2,865,345.89, 3,954,186.65 and 1,576,284.35

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Solution

The fourth proportional to 2,865,345.89, 3,954,186.65 and 1,576,284.35 is: 2,175,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,345.89 : 3,954,186.65 = 1,576,284.35 : x
  2. Step 2: Convert to fraction form
    2,865,345.89/3,954,186.65 = 1,576,284.35/x
  3. Step 3: Cross multiply
    2,865,345.89x = 3,954,186.65 × 1,576,284.35
  4. Step 4: Simplify right side
    2,865,345.89x = 6,232,922,517,543.71
  5. Step 5: Solve for x
    x = 6,232,922,517,543.71/2,865,345.89
  6. Step 6: Final answer
    x = 2,175,277.53

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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.