Home / 1,757,699.77-2,636,652.47-678,218.14

Finding the Fourth Proportional to 1,757,699.77, 2,636,652.47 and 678,218.14

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Solution

The fourth proportional to 1,757,699.77, 2,636,652.47 and 678,218.14 is: 1,017,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,699.77 : 2,636,652.47 = 678,218.14 : x
  2. Step 2: Convert to fraction form
    1,757,699.77/2,636,652.47 = 678,218.14/x
  3. Step 3: Cross multiply
    1,757,699.77x = 2,636,652.47 × 678,218.14
  4. Step 4: Simplify right side
    1,757,699.77x = 1,788,225,534,029.81
  5. Step 5: Solve for x
    x = 1,788,225,534,029.81/1,757,699.77
  6. Step 6: Final answer
    x = 1,017,366.88

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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.