Home / 1,365,316.75-1,884,845.41-997,380.74

Finding the Fourth Proportional to 1,365,316.75, 1,884,845.41 and 997,380.74

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Solution

The fourth proportional to 1,365,316.75, 1,884,845.41 and 997,380.74 is: 1,376,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,316.75 : 1,884,845.41 = 997,380.74 : x
  2. Step 2: Convert to fraction form
    1,365,316.75/1,884,845.41 = 997,380.74/x
  3. Step 3: Cross multiply
    1,365,316.75x = 1,884,845.41 × 997,380.74
  4. Step 4: Simplify right side
    1,365,316.75x = 1,879,908,509,811.40
  5. Step 5: Solve for x
    x = 1,879,908,509,811.40/1,365,316.75
  6. Step 6: Final answer
    x = 1,376,902.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.