Home / 1,606,130.56-2,216,421.76-880,971.76

Finding the Fourth Proportional to 1,606,130.56, 2,216,421.76 and 880,971.76

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Solution

The fourth proportional to 1,606,130.56, 2,216,421.76 and 880,971.76 is: 1,215,719.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,130.56 : 2,216,421.76 = 880,971.76 : x
  2. Step 2: Convert to fraction form
    1,606,130.56/2,216,421.76 = 880,971.76/x
  3. Step 3: Cross multiply
    1,606,130.56x = 2,216,421.76 × 880,971.76
  4. Step 4: Simplify right side
    1,606,130.56x = 1,952,604,978,809.50
  5. Step 5: Solve for x
    x = 1,952,604,978,809.50/1,606,130.56
  6. Step 6: Final answer
    x = 1,215,719.96

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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.