Home / 1,285,654.18-1,774,192.86-704,870.36

Finding the Fourth Proportional to 1,285,654.18, 1,774,192.86 and 704,870.36

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Solution

The fourth proportional to 1,285,654.18, 1,774,192.86 and 704,870.36 is: 972,715.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,654.18 : 1,774,192.86 = 704,870.36 : x
  2. Step 2: Convert to fraction form
    1,285,654.18/1,774,192.86 = 704,870.36/x
  3. Step 3: Cross multiply
    1,285,654.18x = 1,774,192.86 × 704,870.36
  4. Step 4: Simplify right side
    1,285,654.18x = 1,250,575,959,937.63
  5. Step 5: Solve for x
    x = 1,250,575,959,937.63/1,285,654.18
  6. Step 6: Final answer
    x = 972,715.66

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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.