Home / 971,811.60-1,457,717.40-735,615.60

Finding the Fourth Proportional to 971,811.60, 1,457,717.40 and 735,615.60

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Solution

The fourth proportional to 971,811.60, 1,457,717.40 and 735,615.60 is: 1,103,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,811.60 : 1,457,717.40 = 735,615.60 : x
  2. Step 2: Convert to fraction form
    971,811.60/1,457,717.40 = 735,615.60/x
  3. Step 3: Cross multiply
    971,811.60x = 1,457,717.40 × 735,615.60
  4. Step 4: Simplify right side
    971,811.60x = 1,072,319,659,831.44
  5. Step 5: Solve for x
    x = 1,072,319,659,831.44/971,811.60
  6. Step 6: Final answer
    x = 1,103,423.40

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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.