Home / 1,472,851.89-2,032,547.78-828,266.45

Finding the Fourth Proportional to 1,472,851.89, 2,032,547.78 and 828,266.45

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Solution

The fourth proportional to 1,472,851.89, 2,032,547.78 and 828,266.45 is: 1,143,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,851.89 : 2,032,547.78 = 828,266.45 : x
  2. Step 2: Convert to fraction form
    1,472,851.89/2,032,547.78 = 828,266.45/x
  3. Step 3: Cross multiply
    1,472,851.89x = 2,032,547.78 × 828,266.45
  4. Step 4: Simplify right side
    1,472,851.89x = 1,683,491,126,103.91
  5. Step 5: Solve for x
    x = 1,683,491,126,103.91/1,472,851.89
  6. Step 6: Final answer
    x = 1,143,014.54

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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.