Home / 1,071,875.24-1,605,710.84-621,650.28

Finding the Fourth Proportional to 1,071,875.24, 1,605,710.84 and 621,650.28

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Solution

The fourth proportional to 1,071,875.24, 1,605,710.84 and 621,650.28 is: 931,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,875.24 : 1,605,710.84 = 621,650.28 : x
  2. Step 2: Convert to fraction form
    1,071,875.24/1,605,710.84 = 621,650.28/x
  3. Step 3: Cross multiply
    1,071,875.24x = 1,605,710.84 × 621,650.28
  4. Step 4: Simplify right side
    1,071,875.24x = 998,190,593,285.04
  5. Step 5: Solve for x
    x = 998,190,593,285.04/1,071,875.24
  6. Step 6: Final answer
    x = 931,256.32

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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.