Home / 2,191,405.03-3,024,080.91-1,224,543.26

Finding the Fourth Proportional to 2,191,405.03, 3,024,080.91 and 1,224,543.26

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Solution

The fourth proportional to 2,191,405.03, 3,024,080.91 and 1,224,543.26 is: 1,689,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,405.03 : 3,024,080.91 = 1,224,543.26 : x
  2. Step 2: Convert to fraction form
    2,191,405.03/3,024,080.91 = 1,224,543.26/x
  3. Step 3: Cross multiply
    2,191,405.03x = 3,024,080.91 × 1,224,543.26
  4. Step 4: Simplify right side
    2,191,405.03x = 3,703,117,903,595.37
  5. Step 5: Solve for x
    x = 3,703,117,903,595.37/2,191,405.03
  6. Step 6: Final answer
    x = 1,689,837.28

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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.