Home / 2,535,646.56-3,499,033.68-1,389,645.60

Finding the Fourth Proportional to 2,535,646.56, 3,499,033.68 and 1,389,645.60

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Solution

The fourth proportional to 2,535,646.56, 3,499,033.68 and 1,389,645.60 is: 1,917,624.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,646.56 : 3,499,033.68 = 1,389,645.60 : x
  2. Step 2: Convert to fraction form
    2,535,646.56/3,499,033.68 = 1,389,645.60/x
  3. Step 3: Cross multiply
    2,535,646.56x = 3,499,033.68 × 1,389,645.60
  4. Step 4: Simplify right side
    2,535,646.56x = 4,862,416,757,663.81
  5. Step 5: Solve for x
    x = 4,862,416,757,663.81/2,535,646.56
  6. Step 6: Final answer
    x = 1,917,624.02

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1.5x scale

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.