Home / 1,459,328.25-2,013,740.45-814,629.81

Finding the Fourth Proportional to 1,459,328.25, 2,013,740.45 and 814,629.81

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Solution

The fourth proportional to 1,459,328.25, 2,013,740.45 and 814,629.81 is: 1,124,115.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,328.25 : 2,013,740.45 = 814,629.81 : x
  2. Step 2: Convert to fraction form
    1,459,328.25/2,013,740.45 = 814,629.81/x
  3. Step 3: Cross multiply
    1,459,328.25x = 2,013,740.45 × 814,629.81
  4. Step 4: Simplify right side
    1,459,328.25x = 1,640,453,000,172.81
  5. Step 5: Solve for x
    x = 1,640,453,000,172.81/1,459,328.25
  6. Step 6: Final answer
    x = 1,124,115.15

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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.