Home / 3,547,762.47-4,895,910.68-1,916,169.21

Finding the Fourth Proportional to 3,547,762.47, 4,895,910.68 and 1,916,169.21

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Solution

The fourth proportional to 3,547,762.47, 4,895,910.68 and 1,916,169.21 is: 2,644,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,762.47 : 4,895,910.68 = 1,916,169.21 : x
  2. Step 2: Convert to fraction form
    3,547,762.47/4,895,910.68 = 1,916,169.21/x
  3. Step 3: Cross multiply
    3,547,762.47x = 4,895,910.68 × 1,916,169.21
  4. Step 4: Simplify right side
    3,547,762.47x = 9,381,393,290,345.32
  5. Step 5: Solve for x
    x = 9,381,393,290,345.32/3,547,762.47
  6. Step 6: Final answer
    x = 2,644,312.68

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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.