Home / 2,547,898.35-3,515,994.30-1,386,349.39

Finding the Fourth Proportional to 2,547,898.35, 3,515,994.30 and 1,386,349.39

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Solution

The fourth proportional to 2,547,898.35, 3,515,994.30 and 1,386,349.39 is: 1,913,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,898.35 : 3,515,994.30 = 1,386,349.39 : x
  2. Step 2: Convert to fraction form
    2,547,898.35/3,515,994.30 = 1,386,349.39/x
  3. Step 3: Cross multiply
    2,547,898.35x = 3,515,994.30 × 1,386,349.39
  4. Step 4: Simplify right side
    2,547,898.35x = 4,874,396,553,048.48
  5. Step 5: Solve for x
    x = 4,874,396,553,048.48/2,547,898.35
  6. Step 6: Final answer
    x = 1,913,104.80

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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.