Home / 1,449,345.77-2,000,343.29-837,853.05

Finding the Fourth Proportional to 1,449,345.77, 2,000,343.29 and 837,853.05

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Solution

The fourth proportional to 1,449,345.77, 2,000,343.29 and 837,853.05 is: 1,156,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,345.77 : 2,000,343.29 = 837,853.05 : x
  2. Step 2: Convert to fraction form
    1,449,345.77/2,000,343.29 = 837,853.05/x
  3. Step 3: Cross multiply
    1,449,345.77x = 2,000,343.29 × 837,853.05
  4. Step 4: Simplify right side
    1,449,345.77x = 1,675,993,722,384.27
  5. Step 5: Solve for x
    x = 1,675,993,722,384.27/1,449,345.77
  6. Step 6: Final answer
    x = 1,156,379.49

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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.