Home / 1,178,826.09-1,626,918.29-662,580.69

Finding the Fourth Proportional to 1,178,826.09, 1,626,918.29 and 662,580.69

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Solution

The fourth proportional to 1,178,826.09, 1,626,918.29 and 662,580.69 is: 914,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,826.09 : 1,626,918.29 = 662,580.69 : x
  2. Step 2: Convert to fraction form
    1,178,826.09/1,626,918.29 = 662,580.69/x
  3. Step 3: Cross multiply
    1,178,826.09x = 1,626,918.29 × 662,580.69
  4. Step 4: Simplify right side
    1,178,826.09x = 1,077,964,639,848.92
  5. Step 5: Solve for x
    x = 1,077,964,639,848.92/1,178,826.09
  6. Step 6: Final answer
    x = 914,439.08

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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.