Home / 1,307,009.42-1,957,675.05-631,674.41

Finding the Fourth Proportional to 1,307,009.42, 1,957,675.05 and 631,674.41

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Solution

The fourth proportional to 1,307,009.42, 1,957,675.05 and 631,674.41 is: 946,139.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,009.42 : 1,957,675.05 = 631,674.41 : x
  2. Step 2: Convert to fraction form
    1,307,009.42/1,957,675.05 = 631,674.41/x
  3. Step 3: Cross multiply
    1,307,009.42x = 1,957,675.05 × 631,674.41
  4. Step 4: Simplify right side
    1,307,009.42x = 1,236,613,222,392.10
  5. Step 5: Solve for x
    x = 1,236,613,222,392.10/1,307,009.42
  6. Step 6: Final answer
    x = 946,139.49

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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.