Home / 1,556,633.80-2,334,777.90-434,816.20

Finding the Fourth Proportional to 1,556,633.80, 2,334,777.90 and 434,816.20

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Solution

The fourth proportional to 1,556,633.80, 2,334,777.90 and 434,816.20 is: 652,176.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,633.80 : 2,334,777.90 = 434,816.20 : x
  2. Step 2: Convert to fraction form
    1,556,633.80/2,334,777.90 = 434,816.20/x
  3. Step 3: Cross multiply
    1,556,633.80x = 2,334,777.90 × 434,816.20
  4. Step 4: Simplify right side
    1,556,633.80x = 1,015,199,254,321.98
  5. Step 5: Solve for x
    x = 1,015,199,254,321.98/1,556,633.80
  6. Step 6: Final answer
    x = 652,176.03

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1.5x scale

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.