Home / 2,570,472.78-3,547,252.42-1,424,626.94

Finding the Fourth Proportional to 2,570,472.78, 3,547,252.42 and 1,424,626.94

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Solution

The fourth proportional to 2,570,472.78, 3,547,252.42 and 1,424,626.94 is: 1,965,985.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,472.78 : 3,547,252.42 = 1,424,626.94 : x
  2. Step 2: Convert to fraction form
    2,570,472.78/3,547,252.42 = 1,424,626.94/x
  3. Step 3: Cross multiply
    2,570,472.78x = 3,547,252.42 × 1,424,626.94
  4. Step 4: Simplify right side
    2,570,472.78x = 5,053,511,353,878.99
  5. Step 5: Solve for x
    x = 5,053,511,353,878.99/2,570,472.78
  6. Step 6: Final answer
    x = 1,965,985.16

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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.