Home / 2,828,656.62-3,903,641.91-1,539,543.78

Finding the Fourth Proportional to 2,828,656.62, 3,903,641.91 and 1,539,543.78

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Solution

The fourth proportional to 2,828,656.62, 3,903,641.91 and 1,539,543.78 is: 2,124,622.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,656.62 : 3,903,641.91 = 1,539,543.78 : x
  2. Step 2: Convert to fraction form
    2,828,656.62/3,903,641.91 = 1,539,543.78/x
  3. Step 3: Cross multiply
    2,828,656.62x = 3,903,641.91 × 1,539,543.78
  4. Step 4: Simplify right side
    2,828,656.62x = 6,009,827,621,887.82
  5. Step 5: Solve for x
    x = 6,009,827,621,887.82/2,828,656.62
  6. Step 6: Final answer
    x = 2,124,622.54

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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.