Home / 1,425,465.16-1,967,126.27-772,074.97

Finding the Fourth Proportional to 1,425,465.16, 1,967,126.27 and 772,074.97

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Solution

The fourth proportional to 1,425,465.16, 1,967,126.27 and 772,074.97 is: 1,065,454.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,465.16 : 1,967,126.27 = 772,074.97 : x
  2. Step 2: Convert to fraction form
    1,425,465.16/1,967,126.27 = 772,074.97/x
  3. Step 3: Cross multiply
    1,425,465.16x = 1,967,126.27 × 772,074.97
  4. Step 4: Simplify right side
    1,425,465.16x = 1,518,768,947,118.27
  5. Step 5: Solve for x
    x = 1,518,768,947,118.27/1,425,465.16
  6. Step 6: Final answer
    x = 1,065,454.98

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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.