Home / 1,042,312.06-1,438,186.07-654,903.01

Finding the Fourth Proportional to 1,042,312.06, 1,438,186.07 and 654,903.01

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Solution

The fourth proportional to 1,042,312.06, 1,438,186.07 and 654,903.01 is: 903,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,312.06 : 1,438,186.07 = 654,903.01 : x
  2. Step 2: Convert to fraction form
    1,042,312.06/1,438,186.07 = 654,903.01/x
  3. Step 3: Cross multiply
    1,042,312.06x = 1,438,186.07 × 654,903.01
  4. Step 4: Simplify right side
    1,042,312.06x = 941,872,378,992.14
  5. Step 5: Solve for x
    x = 941,872,378,992.14/1,042,312.06
  6. Step 6: Final answer
    x = 903,637.61

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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.