Home / 1,474,695-2,035,045.62-821,316.60

Finding the Fourth Proportional to 1,474,695, 2,035,045.62 and 821,316.60

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Solution

The fourth proportional to 1,474,695, 2,035,045.62 and 821,316.60 is: 1,133,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,695 : 2,035,045.62 = 821,316.60 : x
  2. Step 2: Convert to fraction form
    1,474,695/2,035,045.62 = 821,316.60/x
  3. Step 3: Cross multiply
    1,474,695x = 2,035,045.62 × 821,316.60
  4. Step 4: Simplify right side
    1,474,695x = 1,671,416,749,463.29
  5. Step 5: Solve for x
    x = 1,671,416,749,463.29/1,474,695
  6. Step 6: Final answer
    x = 1,133,398.26

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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.