Home / 1,910,027.78-2,864,730.32-561,875.16

Finding the Fourth Proportional to 1,910,027.78, 2,864,730.32 and 561,875.16

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Solution

The fourth proportional to 1,910,027.78, 2,864,730.32 and 561,875.16 is: 842,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,027.78 : 2,864,730.32 = 561,875.16 : x
  2. Step 2: Convert to fraction form
    1,910,027.78/2,864,730.32 = 561,875.16/x
  3. Step 3: Cross multiply
    1,910,027.78x = 2,864,730.32 × 561,875.16
  4. Step 4: Simplify right side
    1,910,027.78x = 1,609,620,804,097.48
  5. Step 5: Solve for x
    x = 1,609,620,804,097.48/1,910,027.78
  6. Step 6: Final answer
    x = 842,721.15

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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.