Home / 1,601,569.32-2,210,165.88-876,417.21

Finding the Fourth Proportional to 1,601,569.32, 2,210,165.88 and 876,417.21

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Solution

The fourth proportional to 1,601,569.32, 2,210,165.88 and 876,417.21 is: 1,209,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,569.32 : 2,210,165.88 = 876,417.21 : x
  2. Step 2: Convert to fraction form
    1,601,569.32/2,210,165.88 = 876,417.21/x
  3. Step 3: Cross multiply
    1,601,569.32x = 2,210,165.88 × 876,417.21
  4. Step 4: Simplify right side
    1,601,569.32x = 1,937,027,414,186.79
  5. Step 5: Solve for x
    x = 1,937,027,414,186.79/1,601,569.32
  6. Step 6: Final answer
    x = 1,209,455.87

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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.