Home / 1,374,960.09-1,897,416.36-763,077.33

Finding the Fourth Proportional to 1,374,960.09, 1,897,416.36 and 763,077.33

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Solution

The fourth proportional to 1,374,960.09, 1,897,416.36 and 763,077.33 is: 1,053,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,960.09 : 1,897,416.36 = 763,077.33 : x
  2. Step 2: Convert to fraction form
    1,374,960.09/1,897,416.36 = 763,077.33/x
  3. Step 3: Cross multiply
    1,374,960.09x = 1,897,416.36 × 763,077.33
  4. Step 4: Simplify right side
    1,374,960.09x = 1,447,875,409,887.12
  5. Step 5: Solve for x
    x = 1,447,875,409,887.12/1,374,960.09
  6. Step 6: Final answer
    x = 1,053,030.86

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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.