Home / 1,501,607.70-2,072,252.07-857,014.92

Finding the Fourth Proportional to 1,501,607.70, 2,072,252.07 and 857,014.92

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Solution

The fourth proportional to 1,501,607.70, 2,072,252.07 and 857,014.92 is: 1,182,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,607.70 : 2,072,252.07 = 857,014.92 : x
  2. Step 2: Convert to fraction form
    1,501,607.70/2,072,252.07 = 857,014.92/x
  3. Step 3: Cross multiply
    1,501,607.70x = 2,072,252.07 × 857,014.92
  4. Step 4: Simplify right side
    1,501,607.70x = 1,775,950,941,990.88
  5. Step 5: Solve for x
    x = 1,775,950,941,990.88/1,501,607.70
  6. Step 6: Final answer
    x = 1,182,699.68

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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.