Home / 907,340.60-1,361,010.90-807,613.40

Finding the Fourth Proportional to 907,340.60, 1,361,010.90 and 807,613.40

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Solution

The fourth proportional to 907,340.60, 1,361,010.90 and 807,613.40 is: 1,211,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,340.60 : 1,361,010.90 = 807,613.40 : x
  2. Step 2: Convert to fraction form
    907,340.60/1,361,010.90 = 807,613.40/x
  3. Step 3: Cross multiply
    907,340.60x = 1,361,010.90 × 807,613.40
  4. Step 4: Simplify right side
    907,340.60x = 1,099,170,640,386.06
  5. Step 5: Solve for x
    x = 1,099,170,640,386.06/907,340.60
  6. Step 6: Final answer
    x = 1,211,420.10

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1.5x scale

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.