Home / 1,106,349-1,526,635.40-622,901.68

Finding the Fourth Proportional to 1,106,349, 1,526,635.40 and 622,901.68

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Solution

The fourth proportional to 1,106,349, 1,526,635.40 and 622,901.68 is: 859,533.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,349 : 1,526,635.40 = 622,901.68 : x
  2. Step 2: Convert to fraction form
    1,106,349/1,526,635.40 = 622,901.68/x
  3. Step 3: Cross multiply
    1,106,349x = 1,526,635.40 × 622,901.68
  4. Step 4: Simplify right side
    1,106,349x = 950,943,755,407.47
  5. Step 5: Solve for x
    x = 950,943,755,407.47/1,106,349
  6. Step 6: Final answer
    x = 859,533.25

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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.