Home / 1,472,718.33-2,032,363.40-828,132.89

Finding the Fourth Proportional to 1,472,718.33, 2,032,363.40 and 828,132.89

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Solution

The fourth proportional to 1,472,718.33, 2,032,363.40 and 828,132.89 is: 1,142,830.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,718.33 : 2,032,363.40 = 828,132.89 : x
  2. Step 2: Convert to fraction form
    1,472,718.33/2,032,363.40 = 828,132.89/x
  3. Step 3: Cross multiply
    1,472,718.33x = 2,032,363.40 × 828,132.89
  4. Step 4: Simplify right side
    1,472,718.33x = 1,683,066,961,669.74
  5. Step 5: Solve for x
    x = 1,683,066,961,669.74/1,472,718.33
  6. Step 6: Final answer
    x = 1,142,830.19

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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.