Home / 1,134,831.74-1,566,020.63-618,574.28

Finding the Fourth Proportional to 1,134,831.74, 1,566,020.63 and 618,574.28

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Solution

The fourth proportional to 1,134,831.74, 1,566,020.63 and 618,574.28 is: 853,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,831.74 : 1,566,020.63 = 618,574.28 : x
  2. Step 2: Convert to fraction form
    1,134,831.74/1,566,020.63 = 618,574.28/x
  3. Step 3: Cross multiply
    1,134,831.74x = 1,566,020.63 × 618,574.28
  4. Step 4: Simplify right side
    1,134,831.74x = 968,700,077,383.73
  5. Step 5: Solve for x
    x = 968,700,077,383.73/1,134,831.74
  6. Step 6: Final answer
    x = 853,606.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.