Home / 2,991,946.60-4,487,804.70-997,402.60

Finding the Fourth Proportional to 2,991,946.60, 4,487,804.70 and 997,402.60

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Solution

The fourth proportional to 2,991,946.60, 4,487,804.70 and 997,402.60 is: 1,496,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,946.60 : 4,487,804.70 = 997,402.60 : x
  2. Step 2: Convert to fraction form
    2,991,946.60/4,487,804.70 = 997,402.60/x
  3. Step 3: Cross multiply
    2,991,946.60x = 4,487,804.70 × 997,402.60
  4. Step 4: Simplify right side
    2,991,946.60x = 4,476,148,076,072.22
  5. Step 5: Solve for x
    x = 4,476,148,076,072.22/2,991,946.60
  6. Step 6: Final answer
    x = 1,496,065.50

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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.