Home / 907,516.40-1,361,274.60-836,657.60

Finding the Fourth Proportional to 907,516.40, 1,361,274.60 and 836,657.60

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Solution

The fourth proportional to 907,516.40, 1,361,274.60 and 836,657.60 is: 1,254,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,516.40 : 1,361,274.60 = 836,657.60 : x
  2. Step 2: Convert to fraction form
    907,516.40/1,361,274.60 = 836,657.60/x
  3. Step 3: Cross multiply
    907,516.40x = 1,361,274.60 × 836,657.60
  4. Step 4: Simplify right side
    907,516.40x = 1,138,920,739,776.96
  5. Step 5: Solve for x
    x = 1,138,920,739,776.96/907,516.40
  6. Step 6: Final answer
    x = 1,254,986.40

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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.