Home / 4,698,512.10-7,047,768.15-3,785,220.90

Finding the Fourth Proportional to 4,698,512.10, 7,047,768.15 and 3,785,220.90

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Solution

The fourth proportional to 4,698,512.10, 7,047,768.15 and 3,785,220.90 is: 5,677,831.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,512.10 : 7,047,768.15 = 3,785,220.90 : x
  2. Step 2: Convert to fraction form
    4,698,512.10/7,047,768.15 = 3,785,220.90/x
  3. Step 3: Cross multiply
    4,698,512.10x = 7,047,768.15 × 3,785,220.90
  4. Step 4: Simplify right side
    4,698,512.10x = 26,677,359,299,734.34
  5. Step 5: Solve for x
    x = 26,677,359,299,734.34/4,698,512.10
  6. Step 6: Final answer
    x = 5,677,831.35

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Similar ratio
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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.