Home / 1,465,345.70-2,198,018.55-824,992.10

Finding the Fourth Proportional to 1,465,345.70, 2,198,018.55 and 824,992.10

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Solution

The fourth proportional to 1,465,345.70, 2,198,018.55 and 824,992.10 is: 1,237,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,345.70 : 2,198,018.55 = 824,992.10 : x
  2. Step 2: Convert to fraction form
    1,465,345.70/2,198,018.55 = 824,992.10/x
  3. Step 3: Cross multiply
    1,465,345.70x = 2,198,018.55 × 824,992.10
  4. Step 4: Simplify right side
    1,465,345.70x = 1,813,347,939,403.45
  5. Step 5: Solve for x
    x = 1,813,347,939,403.45/1,465,345.70
  6. Step 6: Final answer
    x = 1,237,488.15

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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.