Home / 1,354,946.04-1,865,131.65-1,171,100.14

Finding the Fourth Proportional to 1,354,946.04, 1,865,131.65 and 1,171,100.14

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Solution

The fourth proportional to 1,354,946.04, 1,865,131.65 and 1,171,100.14 is: 1,612,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,946.04 : 1,865,131.65 = 1,171,100.14 : x
  2. Step 2: Convert to fraction form
    1,354,946.04/1,865,131.65 = 1,171,100.14/x
  3. Step 3: Cross multiply
    1,354,946.04x = 1,865,131.65 × 1,171,100.14
  4. Step 4: Simplify right side
    1,354,946.04x = 2,184,255,931,770.60
  5. Step 5: Solve for x
    x = 2,184,255,931,770.60/1,354,946.04
  6. Step 6: Final answer
    x = 1,612,061.19

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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.