Home / 1,507,152.83-2,079,356.51-933,983.87

Finding the Fourth Proportional to 1,507,152.83, 2,079,356.51 and 933,983.87

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Solution

The fourth proportional to 1,507,152.83, 2,079,356.51 and 933,983.87 is: 1,288,578.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,152.83 : 2,079,356.51 = 933,983.87 : x
  2. Step 2: Convert to fraction form
    1,507,152.83/2,079,356.51 = 933,983.87/x
  3. Step 3: Cross multiply
    1,507,152.83x = 2,079,356.51 × 933,983.87
  4. Step 4: Simplify right side
    1,507,152.83x = 1,942,085,440,319.49
  5. Step 5: Solve for x
    x = 1,942,085,440,319.49/1,507,152.83
  6. Step 6: Final answer
    x = 1,288,578.97

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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.