Home / 1,613,390.72-2,227,437.60-1,434,030.08

Finding the Fourth Proportional to 1,613,390.72, 2,227,437.60 and 1,434,030.08

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Solution

The fourth proportional to 1,613,390.72, 2,227,437.60 and 1,434,030.08 is: 1,979,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,390.72 : 2,227,437.60 = 1,434,030.08 : x
  2. Step 2: Convert to fraction form
    1,613,390.72/2,227,437.60 = 1,434,030.08/x
  3. Step 3: Cross multiply
    1,613,390.72x = 2,227,437.60 × 1,434,030.08
  4. Step 4: Simplify right side
    1,613,390.72x = 3,194,212,519,723.01
  5. Step 5: Solve for x
    x = 3,194,212,519,723.01/1,613,390.72
  6. Step 6: Final answer
    x = 1,979,813.37

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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.