Home / 1,425,587.96-1,967,294.93-772,201.46

Finding the Fourth Proportional to 1,425,587.96, 1,967,294.93 and 772,201.46

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Solution

The fourth proportional to 1,425,587.96, 1,967,294.93 and 772,201.46 is: 1,065,629.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,587.96 : 1,967,294.93 = 772,201.46 : x
  2. Step 2: Convert to fraction form
    1,425,587.96/1,967,294.93 = 772,201.46/x
  3. Step 3: Cross multiply
    1,425,587.96x = 1,967,294.93 × 772,201.46
  4. Step 4: Simplify right side
    1,425,587.96x = 1,519,148,018,253.83
  5. Step 5: Solve for x
    x = 1,519,148,018,253.83/1,425,587.96
  6. Step 6: Final answer
    x = 1,065,629.10

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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.