Home / 1,437,195.45-1,983,244.08-825,447.81

Finding the Fourth Proportional to 1,437,195.45, 1,983,244.08 and 825,447.81

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Solution

The fourth proportional to 1,437,195.45, 1,983,244.08 and 825,447.81 is: 1,139,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,195.45 : 1,983,244.08 = 825,447.81 : x
  2. Step 2: Convert to fraction form
    1,437,195.45/1,983,244.08 = 825,447.81/x
  3. Step 3: Cross multiply
    1,437,195.45x = 1,983,244.08 × 825,447.81
  4. Step 4: Simplify right side
    1,437,195.45x = 1,637,064,482,531.47
  5. Step 5: Solve for x
    x = 1,637,064,482,531.47/1,437,195.45
  6. Step 6: Final answer
    x = 1,139,068.79

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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.