Home / 1,105,903.34-1,525,838.20-713,270.16

Finding the Fourth Proportional to 1,105,903.34, 1,525,838.20 and 713,270.16

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Solution

The fourth proportional to 1,105,903.34, 1,525,838.20 and 713,270.16 is: 984,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,903.34 : 1,525,838.20 = 713,270.16 : x
  2. Step 2: Convert to fraction form
    1,105,903.34/1,525,838.20 = 713,270.16/x
  3. Step 3: Cross multiply
    1,105,903.34x = 1,525,838.20 × 713,270.16
  4. Step 4: Simplify right side
    1,105,903.34x = 1,088,334,855,125.30
  5. Step 5: Solve for x
    x = 1,088,334,855,125.30/1,105,903.34
  6. Step 6: Final answer
    x = 984,113.91

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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.