Home / 1,407,803.53-1,944,372.67-954,307.21

Finding the Fourth Proportional to 1,407,803.53, 1,944,372.67 and 954,307.21

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Solution

The fourth proportional to 1,407,803.53, 1,944,372.67 and 954,307.21 is: 1,318,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,803.53 : 1,944,372.67 = 954,307.21 : x
  2. Step 2: Convert to fraction form
    1,407,803.53/1,944,372.67 = 954,307.21/x
  3. Step 3: Cross multiply
    1,407,803.53x = 1,944,372.67 × 954,307.21
  4. Step 4: Simplify right side
    1,407,803.53x = 1,855,528,857,907.95
  5. Step 5: Solve for x
    x = 1,855,528,857,907.95/1,407,803.53
  6. Step 6: Final answer
    x = 1,318,031.12

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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.