Home / 2,570,351.78-3,547,226.63-1,424,407.52

Finding the Fourth Proportional to 2,570,351.78, 3,547,226.63 and 1,424,407.52

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Solution

The fourth proportional to 2,570,351.78, 3,547,226.63 and 1,424,407.52 is: 1,965,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,351.78 : 3,547,226.63 = 1,424,407.52 : x
  2. Step 2: Convert to fraction form
    2,570,351.78/3,547,226.63 = 1,424,407.52/x
  3. Step 3: Cross multiply
    2,570,351.78x = 3,547,226.63 × 1,424,407.52
  4. Step 4: Simplify right side
    2,570,351.78x = 5,052,696,272,741.14
  5. Step 5: Solve for x
    x = 5,052,696,272,741.14/2,570,351.78
  6. Step 6: Final answer
    x = 1,965,760.61

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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.