Home / 988,946.46-1,490,831.88-923,032.32

Finding the Fourth Proportional to 988,946.46, 1,490,831.88 and 923,032.32

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Solution

The fourth proportional to 988,946.46, 1,490,831.88 and 923,032.32 is: 1,391,466.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,946.46 : 1,490,831.88 = 923,032.32 : x
  2. Step 2: Convert to fraction form
    988,946.46/1,490,831.88 = 923,032.32/x
  3. Step 3: Cross multiply
    988,946.46x = 1,490,831.88 × 923,032.32
  4. Step 4: Simplify right side
    988,946.46x = 1,376,086,008,926.36
  5. Step 5: Solve for x
    x = 1,376,086,008,926.36/988,946.46
  6. Step 6: Final answer
    x = 1,391,466.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.