Home / 4,381,831.40-6,573,438.30-1,390,317.80

Finding the Fourth Proportional to 4,381,831.40, 6,573,438.30 and 1,390,317.80

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Solution

The fourth proportional to 4,381,831.40, 6,573,438.30 and 1,390,317.80 is: 2,085,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381,831.40 : 6,573,438.30 = 1,390,317.80 : x
  2. Step 2: Convert to fraction form
    4,381,831.40/6,573,438.30 = 1,390,317.80/x
  3. Step 3: Cross multiply
    4,381,831.40x = 6,573,438.30 × 1,390,317.80
  4. Step 4: Simplify right side
    4,381,831.40x = 9,139,168,275,691.74
  5. Step 5: Solve for x
    x = 9,139,168,275,691.74/4,381,831.40
  6. Step 6: Final answer
    x = 2,085,696.01

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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.