Home / 1,407,615.81-2,108,014.06-974,118.56

Finding the Fourth Proportional to 1,407,615.81, 2,108,014.06 and 974,118.56

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Solution

The fourth proportional to 1,407,615.81, 2,108,014.06 and 974,118.56 is: 1,458,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,615.81 : 2,108,014.06 = 974,118.56 : x
  2. Step 2: Convert to fraction form
    1,407,615.81/2,108,014.06 = 974,118.56/x
  3. Step 3: Cross multiply
    1,407,615.81x = 2,108,014.06 × 974,118.56
  4. Step 4: Simplify right side
    1,407,615.81x = 2,053,455,620,586.95
  5. Step 5: Solve for x
    x = 2,053,455,620,586.95/1,407,615.81
  6. Step 6: Final answer
    x = 1,458,818.24

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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.