Home / 1,290,250.39-1,934,628.35-437,036.08

Finding the Fourth Proportional to 1,290,250.39, 1,934,628.35 and 437,036.08

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Solution

The fourth proportional to 1,290,250.39, 1,934,628.35 and 437,036.08 is: 655,301.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,250.39 : 1,934,628.35 = 437,036.08 : x
  2. Step 2: Convert to fraction form
    1,290,250.39/1,934,628.35 = 437,036.08/x
  3. Step 3: Cross multiply
    1,290,250.39x = 1,934,628.35 × 437,036.08
  4. Step 4: Simplify right side
    1,290,250.39x = 845,502,380,667.73
  5. Step 5: Solve for x
    x = 845,502,380,667.73/1,290,250.39
  6. Step 6: Final answer
    x = 655,301.01

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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.