Home / 1,178,828.34-1,626,921.39-662,582.94

Finding the Fourth Proportional to 1,178,828.34, 1,626,921.39 and 662,582.94

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Solution

The fourth proportional to 1,178,828.34, 1,626,921.39 and 662,582.94 is: 914,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,828.34 : 1,626,921.39 = 662,582.94 : x
  2. Step 2: Convert to fraction form
    1,178,828.34/1,626,921.39 = 662,582.94/x
  3. Step 3: Cross multiply
    1,178,828.34x = 1,626,921.39 × 662,582.94
  4. Step 4: Simplify right side
    1,178,828.34x = 1,077,970,357,735.09
  5. Step 5: Solve for x
    x = 1,077,970,357,735.09/1,178,828.34
  6. Step 6: Final answer
    x = 914,442.18

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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.