Home / 1,226,530.98-1,692,595.53-682,666.92

Finding the Fourth Proportional to 1,226,530.98, 1,692,595.53 and 682,666.92

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Solution

The fourth proportional to 1,226,530.98, 1,692,595.53 and 682,666.92 is: 942,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,530.98 : 1,692,595.53 = 682,666.92 : x
  2. Step 2: Convert to fraction form
    1,226,530.98/1,692,595.53 = 682,666.92/x
  3. Step 3: Cross multiply
    1,226,530.98x = 1,692,595.53 × 682,666.92
  4. Step 4: Simplify right side
    1,226,530.98x = 1,155,478,977,270.87
  5. Step 5: Solve for x
    x = 1,155,478,977,270.87/1,226,530.98
  6. Step 6: Final answer
    x = 942,070.76

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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.