Home / 1,402,755.20-1,935,810.88-758,173.76

Finding the Fourth Proportional to 1,402,755.20, 1,935,810.88 and 758,173.76

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Solution

The fourth proportional to 1,402,755.20, 1,935,810.88 and 758,173.76 is: 1,046,284.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,755.20 : 1,935,810.88 = 758,173.76 : x
  2. Step 2: Convert to fraction form
    1,402,755.20/1,935,810.88 = 758,173.76/x
  3. Step 3: Cross multiply
    1,402,755.20x = 1,935,810.88 × 758,173.76
  4. Step 4: Simplify right side
    1,402,755.20x = 1,467,681,013,538.51
  5. Step 5: Solve for x
    x = 1,467,681,013,538.51/1,402,755.20
  6. Step 6: Final answer
    x = 1,046,284.49

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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.