Home / 2,154,617.34-2,973,381.27-1,187,726.82

Finding the Fourth Proportional to 2,154,617.34, 2,973,381.27 and 1,187,726.82

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Solution

The fourth proportional to 2,154,617.34, 2,973,381.27 and 1,187,726.82 is: 1,639,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,617.34 : 2,973,381.27 = 1,187,726.82 : x
  2. Step 2: Convert to fraction form
    2,154,617.34/2,973,381.27 = 1,187,726.82/x
  3. Step 3: Cross multiply
    2,154,617.34x = 2,973,381.27 × 1,187,726.82
  4. Step 4: Simplify right side
    2,154,617.34x = 3,531,564,680,464.66
  5. Step 5: Solve for x
    x = 3,531,564,680,464.66/2,154,617.34
  6. Step 6: Final answer
    x = 1,639,068.16

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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.