Home / 4,692,001.60-7,038,002.40-2,889,038.80

Finding the Fourth Proportional to 4,692,001.60, 7,038,002.40 and 2,889,038.80

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Solution

The fourth proportional to 4,692,001.60, 7,038,002.40 and 2,889,038.80 is: 4,333,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,001.60 : 7,038,002.40 = 2,889,038.80 : x
  2. Step 2: Convert to fraction form
    4,692,001.60/7,038,002.40 = 2,889,038.80/x
  3. Step 3: Cross multiply
    4,692,001.60x = 7,038,002.40 × 2,889,038.80
  4. Step 4: Simplify right side
    4,692,001.60x = 20,333,062,008,093.12
  5. Step 5: Solve for x
    x = 20,333,062,008,093.12/4,692,001.60
  6. Step 6: Final answer
    x = 4,333,558.20

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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.