Home / 1,133,453.70-1,700,180.55-985,831.20

Finding the Fourth Proportional to 1,133,453.70, 1,700,180.55 and 985,831.20

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Solution

The fourth proportional to 1,133,453.70, 1,700,180.55 and 985,831.20 is: 1,478,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,453.70 : 1,700,180.55 = 985,831.20 : x
  2. Step 2: Convert to fraction form
    1,133,453.70/1,700,180.55 = 985,831.20/x
  3. Step 3: Cross multiply
    1,133,453.70x = 1,700,180.55 × 985,831.20
  4. Step 4: Simplify right side
    1,133,453.70x = 1,676,091,031,823.16
  5. Step 5: Solve for x
    x = 1,676,091,031,823.16/1,133,453.70
  6. Step 6: Final answer
    x = 1,478,746.80

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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.