Home / 4,242,172.50-6,364,255.04-1,402,284.56

Finding the Fourth Proportional to 4,242,172.50, 6,364,255.04 and 1,402,284.56

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Solution

The fourth proportional to 4,242,172.50, 6,364,255.04 and 1,402,284.56 is: 2,103,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242,172.50 : 6,364,255.04 = 1,402,284.56 : x
  2. Step 2: Convert to fraction form
    4,242,172.50/6,364,255.04 = 1,402,284.56/x
  3. Step 3: Cross multiply
    4,242,172.50x = 6,364,255.04 × 1,402,284.56
  4. Step 4: Simplify right side
    4,242,172.50x = 8,924,496,539,661.49
  5. Step 5: Solve for x
    x = 8,924,496,539,661.49/4,242,172.50
  6. Step 6: Final answer
    x = 2,103,756.16

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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.