Home / 907,485.40-1,361,228.10-836,626.60

Finding the Fourth Proportional to 907,485.40, 1,361,228.10 and 836,626.60

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Solution

The fourth proportional to 907,485.40, 1,361,228.10 and 836,626.60 is: 1,254,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,485.40 : 1,361,228.10 = 836,626.60 : x
  2. Step 2: Convert to fraction form
    907,485.40/1,361,228.10 = 836,626.60/x
  3. Step 3: Cross multiply
    907,485.40x = 1,361,228.10 × 836,626.60
  4. Step 4: Simplify right side
    907,485.40x = 1,138,839,637,127.46
  5. Step 5: Solve for x
    x = 1,138,839,637,127.46/907,485.40
  6. Step 6: Final answer
    x = 1,254,939.90

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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.