Home / 1,478,853.15-2,040,837.17-834,271.35

Finding the Fourth Proportional to 1,478,853.15, 2,040,837.17 and 834,271.35

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Solution

The fourth proportional to 1,478,853.15, 2,040,837.17 and 834,271.35 is: 1,151,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,853.15 : 2,040,837.17 = 834,271.35 : x
  2. Step 2: Convert to fraction form
    1,478,853.15/2,040,837.17 = 834,271.35/x
  3. Step 3: Cross multiply
    1,478,853.15x = 2,040,837.17 × 834,271.35
  4. Step 4: Simplify right side
    1,478,853.15x = 1,702,611,973,814.36
  5. Step 5: Solve for x
    x = 1,702,611,973,814.36/1,478,853.15
  6. Step 6: Final answer
    x = 1,151,305.64

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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.