Home / 1,449,289.71-1,999,831.55-804,585.35

Finding the Fourth Proportional to 1,449,289.71, 1,999,831.55 and 804,585.35

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Solution

The fourth proportional to 1,449,289.71, 1,999,831.55 and 804,585.35 is: 1,110,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,289.71 : 1,999,831.55 = 804,585.35 : x
  2. Step 2: Convert to fraction form
    1,449,289.71/1,999,831.55 = 804,585.35/x
  3. Step 3: Cross multiply
    1,449,289.71x = 1,999,831.55 × 804,585.35
  4. Step 4: Simplify right side
    1,449,289.71x = 1,609,035,157,598.63
  5. Step 5: Solve for x
    x = 1,609,035,157,598.63/1,449,289.71
  6. Step 6: Final answer
    x = 1,110,223.27

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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.