Home / 1,348,754.39-2,021,816.64-538,897.39

Finding the Fourth Proportional to 1,348,754.39, 2,021,816.64 and 538,897.39

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Solution

The fourth proportional to 1,348,754.39, 2,021,816.64 and 538,897.39 is: 807,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,754.39 : 2,021,816.64 = 538,897.39 : x
  2. Step 2: Convert to fraction form
    1,348,754.39/2,021,816.64 = 538,897.39/x
  3. Step 3: Cross multiply
    1,348,754.39x = 2,021,816.64 × 538,897.39
  4. Step 4: Simplify right side
    1,348,754.39x = 1,089,551,710,354.57
  5. Step 5: Solve for x
    x = 1,089,551,710,354.57/1,348,754.39
  6. Step 6: Final answer
    x = 807,820.70

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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.