Home / 874,602.32-1,312,008.59-826,772.63

Finding the Fourth Proportional to 874,602.32, 1,312,008.59 and 826,772.63

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Solution

The fourth proportional to 874,602.32, 1,312,008.59 and 826,772.63 is: 1,240,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,602.32 : 1,312,008.59 = 826,772.63 : x
  2. Step 2: Convert to fraction form
    874,602.32/1,312,008.59 = 826,772.63/x
  3. Step 3: Cross multiply
    874,602.32x = 1,312,008.59 × 826,772.63
  4. Step 4: Simplify right side
    874,602.32x = 1,084,732,788,043.78
  5. Step 5: Solve for x
    x = 1,084,732,788,043.78/874,602.32
  6. Step 6: Final answer
    x = 1,240,258.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.