Home / 1,146,053.28-1,716,717.36-671,299.28

Finding the Fourth Proportional to 1,146,053.28, 1,716,717.36 and 671,299.28

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Solution

The fourth proportional to 1,146,053.28, 1,716,717.36 and 671,299.28 is: 1,005,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,053.28 : 1,716,717.36 = 671,299.28 : x
  2. Step 2: Convert to fraction form
    1,146,053.28/1,716,717.36 = 671,299.28/x
  3. Step 3: Cross multiply
    1,146,053.28x = 1,716,717.36 × 671,299.28
  4. Step 4: Simplify right side
    1,146,053.28x = 1,152,431,127,731.50
  5. Step 5: Solve for x
    x = 1,152,431,127,731.50/1,146,053.28
  6. Step 6: Final answer
    x = 1,005,565.05

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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.