Home / 1,168,800.17-1,612,821.34-678,673.89

Finding the Fourth Proportional to 1,168,800.17, 1,612,821.34 and 678,673.89

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Solution

The fourth proportional to 1,168,800.17, 1,612,821.34 and 678,673.89 is: 936,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,800.17 : 1,612,821.34 = 678,673.89 : x
  2. Step 2: Convert to fraction form
    1,168,800.17/1,612,821.34 = 678,673.89/x
  3. Step 3: Cross multiply
    1,168,800.17x = 1,612,821.34 × 678,673.89
  4. Step 4: Simplify right side
    1,168,800.17x = 1,094,579,733,541.16
  5. Step 5: Solve for x
    x = 1,094,579,733,541.16/1,168,800.17
  6. Step 6: Final answer
    x = 936,498.61

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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.