Home / 1,656,669.06-2,485,034.70-519,406.05

Finding the Fourth Proportional to 1,656,669.06, 2,485,034.70 and 519,406.05

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Solution

The fourth proportional to 1,656,669.06, 2,485,034.70 and 519,406.05 is: 779,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,669.06 : 2,485,034.70 = 519,406.05 : x
  2. Step 2: Convert to fraction form
    1,656,669.06/2,485,034.70 = 519,406.05/x
  3. Step 3: Cross multiply
    1,656,669.06x = 2,485,034.70 × 519,406.05
  4. Step 4: Simplify right side
    1,656,669.06x = 1,290,742,057,639.94
  5. Step 5: Solve for x
    x = 1,290,742,057,639.94/1,656,669.06
  6. Step 6: Final answer
    x = 779,118.83

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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.