Home / 1,142,710.48-1,576,774.92-633,412.72

Finding the Fourth Proportional to 1,142,710.48, 1,576,774.92 and 633,412.72

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Solution

The fourth proportional to 1,142,710.48, 1,576,774.92 and 633,412.72 is: 874,017.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,710.48 : 1,576,774.92 = 633,412.72 : x
  2. Step 2: Convert to fraction form
    1,142,710.48/1,576,774.92 = 633,412.72/x
  3. Step 3: Cross multiply
    1,142,710.48x = 1,576,774.92 × 633,412.72
  4. Step 4: Simplify right side
    1,142,710.48x = 998,749,290,904.98
  5. Step 5: Solve for x
    x = 998,749,290,904.98/1,142,710.48
  6. Step 6: Final answer
    x = 874,017.79

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1.5x scale

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.