Home / 1,090,637.31-1,504,689.93-631,501.23

Finding the Fourth Proportional to 1,090,637.31, 1,504,689.93 and 631,501.23

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Solution

The fourth proportional to 1,090,637.31, 1,504,689.93 and 631,501.23 is: 871,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,637.31 : 1,504,689.93 = 631,501.23 : x
  2. Step 2: Convert to fraction form
    1,090,637.31/1,504,689.93 = 631,501.23/x
  3. Step 3: Cross multiply
    1,090,637.31x = 1,504,689.93 × 631,501.23
  4. Step 4: Simplify right side
    1,090,637.31x = 950,213,541,563.61
  5. Step 5: Solve for x
    x = 950,213,541,563.61/1,090,637.31
  6. Step 6: Final answer
    x = 871,246.14

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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.