Home / 1,595,439.83-2,201,721.03-870,290.77

Finding the Fourth Proportional to 1,595,439.83, 2,201,721.03 and 870,290.77

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Solution

The fourth proportional to 1,595,439.83, 2,201,721.03 and 870,290.77 is: 1,201,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,439.83 : 2,201,721.03 = 870,290.77 : x
  2. Step 2: Convert to fraction form
    1,595,439.83/2,201,721.03 = 870,290.77/x
  3. Step 3: Cross multiply
    1,595,439.83x = 2,201,721.03 × 870,290.77
  4. Step 4: Simplify right side
    1,595,439.83x = 1,916,137,490,523.89
  5. Step 5: Solve for x
    x = 1,916,137,490,523.89/1,595,439.83
  6. Step 6: Final answer
    x = 1,201,008.93

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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.