Home / 1,535,905.41-2,119,550.37-856,841.91

Finding the Fourth Proportional to 1,535,905.41, 2,119,550.37 and 856,841.91

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Solution

The fourth proportional to 1,535,905.41, 2,119,550.37 and 856,841.91 is: 1,182,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,905.41 : 2,119,550.37 = 856,841.91 : x
  2. Step 2: Convert to fraction form
    1,535,905.41/2,119,550.37 = 856,841.91/x
  3. Step 3: Cross multiply
    1,535,905.41x = 2,119,550.37 × 856,841.91
  4. Step 4: Simplify right side
    1,535,905.41x = 1,816,119,587,372.01
  5. Step 5: Solve for x
    x = 1,816,119,587,372.01/1,535,905.41
  6. Step 6: Final answer
    x = 1,182,442.34

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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.