Home / 2,191,409.41-3,024,086.95-1,224,547.64

Finding the Fourth Proportional to 2,191,409.41, 3,024,086.95 and 1,224,547.64

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Solution

The fourth proportional to 2,191,409.41, 3,024,086.95 and 1,224,547.64 is: 1,689,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,409.41 : 3,024,086.95 = 1,224,547.64 : x
  2. Step 2: Convert to fraction form
    2,191,409.41/3,024,086.95 = 1,224,547.64/x
  3. Step 3: Cross multiply
    2,191,409.41x = 3,024,086.95 × 1,224,547.64
  4. Step 4: Simplify right side
    2,191,409.41x = 3,703,138,537,777.30
  5. Step 5: Solve for x
    x = 3,703,138,537,777.30/2,191,409.41
  6. Step 6: Final answer
    x = 1,689,843.31

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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.