Home / 1,605,520.81-2,406,595.39-540,193.02

Finding the Fourth Proportional to 1,605,520.81, 2,406,595.39 and 540,193.02

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Solution

The fourth proportional to 1,605,520.81, 2,406,595.39 and 540,193.02 is: 809,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,520.81 : 2,406,595.39 = 540,193.02 : x
  2. Step 2: Convert to fraction form
    1,605,520.81/2,406,595.39 = 540,193.02/x
  3. Step 3: Cross multiply
    1,605,520.81x = 2,406,595.39 × 540,193.02
  4. Step 4: Simplify right side
    1,605,520.81x = 1,300,026,031,642.18
  5. Step 5: Solve for x
    x = 1,300,026,031,642.18/1,605,520.81
  6. Step 6: Final answer
    x = 809,722.32

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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.