Home / 4,687,192.05-7,031,062.26-1,808,574.36

Finding the Fourth Proportional to 4,687,192.05, 7,031,062.26 and 1,808,574.36

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Solution

The fourth proportional to 4,687,192.05, 7,031,062.26 and 1,808,574.36 is: 2,712,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687,192.05 : 7,031,062.26 = 1,808,574.36 : x
  2. Step 2: Convert to fraction form
    4,687,192.05/7,031,062.26 = 1,808,574.36/x
  3. Step 3: Cross multiply
    4,687,192.05x = 7,031,062.26 × 1,808,574.36
  4. Step 4: Simplify right side
    4,687,192.05x = 12,716,198,926,999.65
  5. Step 5: Solve for x
    x = 12,716,198,926,999.65/4,687,192.05
  6. Step 6: Final answer
    x = 2,712,967.34

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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.