Home / 1,318,269.60-1,977,404.40-1,003,341.60

Finding the Fourth Proportional to 1,318,269.60, 1,977,404.40 and 1,003,341.60

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Solution

The fourth proportional to 1,318,269.60, 1,977,404.40 and 1,003,341.60 is: 1,505,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,269.60 : 1,977,404.40 = 1,003,341.60 : x
  2. Step 2: Convert to fraction form
    1,318,269.60/1,977,404.40 = 1,003,341.60/x
  3. Step 3: Cross multiply
    1,318,269.60x = 1,977,404.40 × 1,003,341.60
  4. Step 4: Simplify right side
    1,318,269.60x = 1,984,012,094,543.04
  5. Step 5: Solve for x
    x = 1,984,012,094,543.04/1,318,269.60
  6. Step 6: Final answer
    x = 1,505,012.40

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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.