Home / 3,478,406.40-5,217,967.10-1,203,927.08

Finding the Fourth Proportional to 3,478,406.40, 5,217,967.10 and 1,203,927.08

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Solution

The fourth proportional to 3,478,406.40, 5,217,967.10 and 1,203,927.08 is: 1,806,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,406.40 : 5,217,967.10 = 1,203,927.08 : x
  2. Step 2: Convert to fraction form
    3,478,406.40/5,217,967.10 = 1,203,927.08/x
  3. Step 3: Cross multiply
    3,478,406.40x = 5,217,967.10 × 1,203,927.08
  4. Step 4: Simplify right side
    3,478,406.40x = 6,282,051,894,239.07
  5. Step 5: Solve for x
    x = 6,282,051,894,239.07/3,478,406.40
  6. Step 6: Final answer
    x = 1,806,014.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.