Home / 1,556,975.40-2,337,212.70-1,203,556.20

Finding the Fourth Proportional to 1,556,975.40, 2,337,212.70 and 1,203,556.20

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Solution

The fourth proportional to 1,556,975.40, 2,337,212.70 and 1,203,556.20 is: 1,806,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,975.40 : 2,337,212.70 = 1,203,556.20 : x
  2. Step 2: Convert to fraction form
    1,556,975.40/2,337,212.70 = 1,203,556.20/x
  3. Step 3: Cross multiply
    1,556,975.40x = 2,337,212.70 × 1,203,556.20
  4. Step 4: Simplify right side
    1,556,975.40x = 2,812,966,835,803.74
  5. Step 5: Solve for x
    x = 2,812,966,835,803.74/1,556,975.40
  6. Step 6: Final answer
    x = 1,806,686.76

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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.