Home / 1,130,895.01-1,560,657.41-621,644.77

Finding the Fourth Proportional to 1,130,895.01, 1,560,657.41 and 621,644.77

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Solution

The fourth proportional to 1,130,895.01, 1,560,657.41 and 621,644.77 is: 857,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,895.01 : 1,560,657.41 = 621,644.77 : x
  2. Step 2: Convert to fraction form
    1,130,895.01/1,560,657.41 = 621,644.77/x
  3. Step 3: Cross multiply
    1,130,895.01x = 1,560,657.41 × 621,644.77
  4. Step 4: Simplify right side
    1,130,895.01x = 970,174,516,688.25
  5. Step 5: Solve for x
    x = 970,174,516,688.25/1,130,895.01
  6. Step 6: Final answer
    x = 857,882.04

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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.