Home / 1,125,756.54-1,553,817.46-695,777.76

Finding the Fourth Proportional to 1,125,756.54, 1,553,817.46 and 695,777.76

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Solution

The fourth proportional to 1,125,756.54, 1,553,817.46 and 695,777.76 is: 960,342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,756.54 : 1,553,817.46 = 695,777.76 : x
  2. Step 2: Convert to fraction form
    1,125,756.54/1,553,817.46 = 695,777.76/x
  3. Step 3: Cross multiply
    1,125,756.54x = 1,553,817.46 × 695,777.76
  4. Step 4: Simplify right side
    1,125,756.54x = 1,081,111,631,767.69
  5. Step 5: Solve for x
    x = 1,081,111,631,767.69/1,125,756.54
  6. Step 6: Final answer
    x = 960,342.31

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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.