Home / 1,595,307.05-2,201,523.72-870,154.77

Finding the Fourth Proportional to 1,595,307.05, 2,201,523.72 and 870,154.77

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Solution

The fourth proportional to 1,595,307.05, 2,201,523.72 and 870,154.77 is: 1,200,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,307.05 : 2,201,523.72 = 870,154.77 : x
  2. Step 2: Convert to fraction form
    1,595,307.05/2,201,523.72 = 870,154.77/x
  3. Step 3: Cross multiply
    1,595,307.05x = 2,201,523.72 × 870,154.77
  4. Step 4: Simplify right side
    1,595,307.05x = 1,915,666,366,226.14
  5. Step 5: Solve for x
    x = 1,915,666,366,226.14/1,595,307.05
  6. Step 6: Final answer
    x = 1,200,813.58

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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.