Home / 1,028,099.40-1,418,776.98-575,390.40

Finding the Fourth Proportional to 1,028,099.40, 1,418,776.98 and 575,390.40

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Solution

The fourth proportional to 1,028,099.40, 1,418,776.98 and 575,390.40 is: 794,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,099.40 : 1,418,776.98 = 575,390.40 : x
  2. Step 2: Convert to fraction form
    1,028,099.40/1,418,776.98 = 575,390.40/x
  3. Step 3: Cross multiply
    1,028,099.40x = 1,418,776.98 × 575,390.40
  4. Step 4: Simplify right side
    1,028,099.40x = 816,350,654,032.99
  5. Step 5: Solve for x
    x = 816,350,654,032.99/1,028,099.40
  6. Step 6: Final answer
    x = 794,038.64

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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.