Home / 1,117,134.15-1,541,599.72-633,688.91

Finding the Fourth Proportional to 1,117,134.15, 1,541,599.72 and 633,688.91

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Solution

The fourth proportional to 1,117,134.15, 1,541,599.72 and 633,688.91 is: 874,464.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,134.15 : 1,541,599.72 = 633,688.91 : x
  2. Step 2: Convert to fraction form
    1,117,134.15/1,541,599.72 = 633,688.91/x
  3. Step 3: Cross multiply
    1,117,134.15x = 1,541,599.72 × 633,688.91
  4. Step 4: Simplify right side
    1,117,134.15x = 976,894,643,054.66
  5. Step 5: Solve for x
    x = 976,894,643,054.66/1,117,134.15
  6. Step 6: Final answer
    x = 874,464.94

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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.