Home / 1,054,833.28-1,455,676.92-571,398.44

Finding the Fourth Proportional to 1,054,833.28, 1,455,676.92 and 571,398.44

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Solution

The fourth proportional to 1,054,833.28, 1,455,676.92 and 571,398.44 is: 788,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,833.28 : 1,455,676.92 = 571,398.44 : x
  2. Step 2: Convert to fraction form
    1,054,833.28/1,455,676.92 = 571,398.44/x
  3. Step 3: Cross multiply
    1,054,833.28x = 1,455,676.92 × 571,398.44
  4. Step 4: Simplify right side
    1,054,833.28x = 831,771,513,953.62
  5. Step 5: Solve for x
    x = 831,771,513,953.62/1,054,833.28
  6. Step 6: Final answer
    x = 788,533.63

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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.