Home / 1,184,132.10-1,776,428.55-342,711.30

Finding the Fourth Proportional to 1,184,132.10, 1,776,428.55 and 342,711.30

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Solution

The fourth proportional to 1,184,132.10, 1,776,428.55 and 342,711.30 is: 514,133.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,132.10 : 1,776,428.55 = 342,711.30 : x
  2. Step 2: Convert to fraction form
    1,184,132.10/1,776,428.55 = 342,711.30/x
  3. Step 3: Cross multiply
    1,184,132.10x = 1,776,428.55 × 342,711.30
  4. Step 4: Simplify right side
    1,184,132.10x = 608,802,137,727.62
  5. Step 5: Solve for x
    x = 608,802,137,727.62/1,184,132.10
  6. Step 6: Final answer
    x = 514,133.63

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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.