Home / 1,130,908.10-1,696,183.95-940,008.38

Finding the Fourth Proportional to 1,130,908.10, 1,696,183.95 and 940,008.38

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Solution

The fourth proportional to 1,130,908.10, 1,696,183.95 and 940,008.38 is: 1,409,864.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,908.10 : 1,696,183.95 = 940,008.38 : x
  2. Step 2: Convert to fraction form
    1,130,908.10/1,696,183.95 = 940,008.38/x
  3. Step 3: Cross multiply
    1,130,908.10x = 1,696,183.95 × 940,008.38
  4. Step 4: Simplify right side
    1,130,908.10x = 1,594,427,127,021.50
  5. Step 5: Solve for x
    x = 1,594,427,127,021.50/1,130,908.10
  6. Step 6: Final answer
    x = 1,409,864.45

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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.