Home / 1,155,820.40-1,733,212.20-524,409.20

Finding the Fourth Proportional to 1,155,820.40, 1,733,212.20 and 524,409.20

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Solution

The fourth proportional to 1,155,820.40, 1,733,212.20 and 524,409.20 is: 786,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,820.40 : 1,733,212.20 = 524,409.20 : x
  2. Step 2: Convert to fraction form
    1,155,820.40/1,733,212.20 = 524,409.20/x
  3. Step 3: Cross multiply
    1,155,820.40x = 1,733,212.20 × 524,409.20
  4. Step 4: Simplify right side
    1,155,820.40x = 908,912,423,232.24
  5. Step 5: Solve for x
    x = 908,912,423,232.24/1,155,820.40
  6. Step 6: Final answer
    x = 786,378.60

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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.