Home / 2,191,436.51-3,024,126-1,224,574.74

Finding the Fourth Proportional to 2,191,436.51, 3,024,126 and 1,224,574.74

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Solution

The fourth proportional to 2,191,436.51, 3,024,126 and 1,224,574.74 is: 1,689,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,436.51 : 3,024,126 = 1,224,574.74 : x
  2. Step 2: Convert to fraction form
    2,191,436.51/3,024,126 = 1,224,574.74/x
  3. Step 3: Cross multiply
    2,191,436.51x = 3,024,126 × 1,224,574.74
  4. Step 4: Simplify right side
    2,191,436.51x = 3,703,268,310,177.24
  5. Step 5: Solve for x
    x = 3,703,268,310,177.24/2,191,436.51
  6. Step 6: Final answer
    x = 1,689,881.64

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1.5x scale

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.