Home / 1,227,215.36-1,837,362.24-649,529.92

Finding the Fourth Proportional to 1,227,215.36, 1,837,362.24 and 649,529.92

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Solution

The fourth proportional to 1,227,215.36, 1,837,362.24 and 649,529.92 is: 972,463.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,215.36 : 1,837,362.24 = 649,529.92 : x
  2. Step 2: Convert to fraction form
    1,227,215.36/1,837,362.24 = 649,529.92/x
  3. Step 3: Cross multiply
    1,227,215.36x = 1,837,362.24 × 649,529.92
  4. Step 4: Simplify right side
    1,227,215.36x = 1,193,421,748,758.22
  5. Step 5: Solve for x
    x = 1,193,421,748,758.22/1,227,215.36
  6. Step 6: Final answer
    x = 972,463.18

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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.