Home / 1,690,887.60-2,536,331.40-1,480,935.60

Finding the Fourth Proportional to 1,690,887.60, 2,536,331.40 and 1,480,935.60

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Solution

The fourth proportional to 1,690,887.60, 2,536,331.40 and 1,480,935.60 is: 2,221,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,887.60 : 2,536,331.40 = 1,480,935.60 : x
  2. Step 2: Convert to fraction form
    1,690,887.60/2,536,331.40 = 1,480,935.60/x
  3. Step 3: Cross multiply
    1,690,887.60x = 2,536,331.40 × 1,480,935.60
  4. Step 4: Simplify right side
    1,690,887.60x = 3,756,143,463,657.84
  5. Step 5: Solve for x
    x = 3,756,143,463,657.84/1,690,887.60
  6. Step 6: Final answer
    x = 2,221,403.40

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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.