Home / 913,296.60-1,369,944.90-889,968.60

Finding the Fourth Proportional to 913,296.60, 1,369,944.90 and 889,968.60

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Solution

The fourth proportional to 913,296.60, 1,369,944.90 and 889,968.60 is: 1,334,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,296.60 : 1,369,944.90 = 889,968.60 : x
  2. Step 2: Convert to fraction form
    913,296.60/1,369,944.90 = 889,968.60/x
  3. Step 3: Cross multiply
    913,296.60x = 1,369,944.90 × 889,968.60
  4. Step 4: Simplify right side
    913,296.60x = 1,219,207,944,730.14
  5. Step 5: Solve for x
    x = 1,219,207,944,730.14/913,296.60
  6. Step 6: Final answer
    x = 1,334,952.90

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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.