Home / 5,312,671.60-7,969,007.40-1,766,815.60

Finding the Fourth Proportional to 5,312,671.60, 7,969,007.40 and 1,766,815.60

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Solution

The fourth proportional to 5,312,671.60, 7,969,007.40 and 1,766,815.60 is: 2,650,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,671.60 : 7,969,007.40 = 1,766,815.60 : x
  2. Step 2: Convert to fraction form
    5,312,671.60/7,969,007.40 = 1,766,815.60/x
  3. Step 3: Cross multiply
    5,312,671.60x = 7,969,007.40 × 1,766,815.60
  4. Step 4: Simplify right side
    5,312,671.60x = 14,079,766,590,835.44
  5. Step 5: Solve for x
    x = 14,079,766,590,835.44/5,312,671.60
  6. Step 6: Final answer
    x = 2,650,223.40

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Double scale
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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.