Home / 1,141,114.47-1,711,838.58-342,459.12

Finding the Fourth Proportional to 1,141,114.47, 1,711,838.58 and 342,459.12

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Solution

The fourth proportional to 1,141,114.47, 1,711,838.58 and 342,459.12 is: 513,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,114.47 : 1,711,838.58 = 342,459.12 : x
  2. Step 2: Convert to fraction form
    1,141,114.47/1,711,838.58 = 342,459.12/x
  3. Step 3: Cross multiply
    1,141,114.47x = 1,711,838.58 × 342,459.12
  4. Step 4: Simplify right side
    1,141,114.47x = 586,234,733,688.85
  5. Step 5: Solve for x
    x = 586,234,733,688.85/1,141,114.47
  6. Step 6: Final answer
    x = 513,738.76

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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.