Home / 1,036,348.09-1,555,395.53-437,738.85

Finding the Fourth Proportional to 1,036,348.09, 1,555,395.53 and 437,738.85

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Solution

The fourth proportional to 1,036,348.09, 1,555,395.53 and 437,738.85 is: 656,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,348.09 : 1,555,395.53 = 437,738.85 : x
  2. Step 2: Convert to fraction form
    1,036,348.09/1,555,395.53 = 437,738.85/x
  3. Step 3: Cross multiply
    1,036,348.09x = 1,555,395.53 × 437,738.85
  4. Step 4: Simplify right side
    1,036,348.09x = 680,857,050,597.34
  5. Step 5: Solve for x
    x = 680,857,050,597.34/1,036,348.09
  6. Step 6: Final answer
    x = 656,977.18

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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.