Home / 2,547,899.35-3,515,995.68-1,386,350.39

Finding the Fourth Proportional to 2,547,899.35, 3,515,995.68 and 1,386,350.39

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Solution

The fourth proportional to 2,547,899.35, 3,515,995.68 and 1,386,350.39 is: 1,913,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,899.35 : 3,515,995.68 = 1,386,350.39 : x
  2. Step 2: Convert to fraction form
    2,547,899.35/3,515,995.68 = 1,386,350.39/x
  3. Step 3: Cross multiply
    2,547,899.35x = 3,515,995.68 × 1,386,350.39
  4. Step 4: Simplify right side
    2,547,899.35x = 4,874,401,982,206.32
  5. Step 5: Solve for x
    x = 4,874,401,982,206.32/2,547,899.35
  6. Step 6: Final answer
    x = 1,913,106.18

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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.