Home / 1,117,362.89-1,541,995.77-633,948.41

Finding the Fourth Proportional to 1,117,362.89, 1,541,995.77 and 633,948.41

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Solution

The fourth proportional to 1,117,362.89, 1,541,995.77 and 633,948.41 is: 874,868.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,362.89 : 1,541,995.77 = 633,948.41 : x
  2. Step 2: Convert to fraction form
    1,117,362.89/1,541,995.77 = 633,948.41/x
  3. Step 3: Cross multiply
    1,117,362.89x = 1,541,995.77 × 633,948.41
  4. Step 4: Simplify right side
    1,117,362.89x = 977,545,758,908.25
  5. Step 5: Solve for x
    x = 977,545,758,908.25/1,117,362.89
  6. Step 6: Final answer
    x = 874,868.65

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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.