Home / 1,509,581.25-2,083,222.13-830,503.17

Finding the Fourth Proportional to 1,509,581.25, 2,083,222.13 and 830,503.17

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Solution

The fourth proportional to 1,509,581.25, 2,083,222.13 and 830,503.17 is: 1,146,094.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,581.25 : 2,083,222.13 = 830,503.17 : x
  2. Step 2: Convert to fraction form
    1,509,581.25/2,083,222.13 = 830,503.17/x
  3. Step 3: Cross multiply
    1,509,581.25x = 2,083,222.13 × 830,503.17
  4. Step 4: Simplify right side
    1,509,581.25x = 1,730,122,578,626.64
  5. Step 5: Solve for x
    x = 1,730,122,578,626.64/1,509,581.25
  6. Step 6: Final answer
    x = 1,146,094.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.