Home / 2,991,948.60-4,487,807.70-997,404.60

Finding the Fourth Proportional to 2,991,948.60, 4,487,807.70 and 997,404.60

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Solution

The fourth proportional to 2,991,948.60, 4,487,807.70 and 997,404.60 is: 1,496,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,948.60 : 4,487,807.70 = 997,404.60 : x
  2. Step 2: Convert to fraction form
    2,991,948.60/4,487,807.70 = 997,404.60/x
  3. Step 3: Cross multiply
    2,991,948.60x = 4,487,807.70 × 997,404.60
  4. Step 4: Simplify right side
    2,991,948.60x = 4,476,160,043,895.42
  5. Step 5: Solve for x
    x = 4,476,160,043,895.42/2,991,948.60
  6. Step 6: Final answer
    x = 1,496,068.50

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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.