Home / 1,133,047.89-1,563,510.74-649,502.19

Finding the Fourth Proportional to 1,133,047.89, 1,563,510.74 and 649,502.19

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Solution

The fourth proportional to 1,133,047.89, 1,563,510.74 and 649,502.19 is: 896,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,047.89 : 1,563,510.74 = 649,502.19 : x
  2. Step 2: Convert to fraction form
    1,133,047.89/1,563,510.74 = 649,502.19/x
  3. Step 3: Cross multiply
    1,133,047.89x = 1,563,510.74 × 649,502.19
  4. Step 4: Simplify right side
    1,133,047.89x = 1,015,503,646,471.01
  5. Step 5: Solve for x
    x = 1,015,503,646,471.01/1,133,047.89
  6. Step 6: Final answer
    x = 896,258.36

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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.