Home / 1,183,145.40-1,774,718.10-1,170,703.80

Finding the Fourth Proportional to 1,183,145.40, 1,774,718.10 and 1,170,703.80

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Solution

The fourth proportional to 1,183,145.40, 1,774,718.10 and 1,170,703.80 is: 1,756,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,145.40 : 1,774,718.10 = 1,170,703.80 : x
  2. Step 2: Convert to fraction form
    1,183,145.40/1,774,718.10 = 1,170,703.80/x
  3. Step 3: Cross multiply
    1,183,145.40x = 1,774,718.10 × 1,170,703.80
  4. Step 4: Simplify right side
    1,183,145.40x = 2,077,669,223,598.78
  5. Step 5: Solve for x
    x = 2,077,669,223,598.78/1,183,145.40
  6. Step 6: Final answer
    x = 1,756,055.70

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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.