Home / 1,924,615.20-2,883,812.40-1,213,370.40

Finding the Fourth Proportional to 1,924,615.20, 2,883,812.40 and 1,213,370.40

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Solution

The fourth proportional to 1,924,615.20, 2,883,812.40 and 1,213,370.40 is: 1,818,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,615.20 : 2,883,812.40 = 1,213,370.40 : x
  2. Step 2: Convert to fraction form
    1,924,615.20/2,883,812.40 = 1,213,370.40/x
  3. Step 3: Cross multiply
    1,924,615.20x = 2,883,812.40 × 1,213,370.40
  4. Step 4: Simplify right side
    1,924,615.20x = 3,499,132,605,312.96
  5. Step 5: Solve for x
    x = 3,499,132,605,312.96/1,924,615.20
  6. Step 6: Final answer
    x = 1,818,094.65

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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.