Home / 2,258,831.80-3,117,211.05-1,226,349.10

Finding the Fourth Proportional to 2,258,831.80, 3,117,211.05 and 1,226,349.10

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Solution

The fourth proportional to 2,258,831.80, 3,117,211.05 and 1,226,349.10 is: 1,692,374.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,831.80 : 3,117,211.05 = 1,226,349.10 : x
  2. Step 2: Convert to fraction form
    2,258,831.80/3,117,211.05 = 1,226,349.10/x
  3. Step 3: Cross multiply
    2,258,831.80x = 3,117,211.05 × 1,226,349.10
  4. Step 4: Simplify right side
    2,258,831.80x = 3,822,788,965,677.56
  5. Step 5: Solve for x
    x = 3,822,788,965,677.56/2,258,831.80
  6. Step 6: Final answer
    x = 1,692,374.34

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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.