Home / 1,715,054.79-2,570,296.31-905,248.83

Finding the Fourth Proportional to 1,715,054.79, 2,570,296.31 and 905,248.83

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Solution

The fourth proportional to 1,715,054.79, 2,570,296.31 and 905,248.83 is: 1,356,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,054.79 : 2,570,296.31 = 905,248.83 : x
  2. Step 2: Convert to fraction form
    1,715,054.79/2,570,296.31 = 905,248.83/x
  3. Step 3: Cross multiply
    1,715,054.79x = 2,570,296.31 × 905,248.83
  4. Step 4: Simplify right side
    1,715,054.79x = 2,326,757,735,887.87
  5. Step 5: Solve for x
    x = 2,326,757,735,887.87/1,715,054.79
  6. Step 6: Final answer
    x = 1,356,666.70

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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.