Home / 1,561,941.05-2,155,483.28-873,624.49

Finding the Fourth Proportional to 1,561,941.05, 2,155,483.28 and 873,624.49

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Solution

The fourth proportional to 1,561,941.05, 2,155,483.28 and 873,624.49 is: 1,205,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,941.05 : 2,155,483.28 = 873,624.49 : x
  2. Step 2: Convert to fraction form
    1,561,941.05/2,155,483.28 = 873,624.49/x
  3. Step 3: Cross multiply
    1,561,941.05x = 2,155,483.28 × 873,624.49
  4. Step 4: Simplify right side
    1,561,941.05x = 1,883,082,975,531.81
  5. Step 5: Solve for x
    x = 1,883,082,975,531.81/1,561,941.05
  6. Step 6: Final answer
    x = 1,205,604.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.