Home / 1,004,717.11-1,507,124.87-405,603.50

Finding the Fourth Proportional to 1,004,717.11, 1,507,124.87 and 405,603.50

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Solution

The fourth proportional to 1,004,717.11, 1,507,124.87 and 405,603.50 is: 608,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,717.11 : 1,507,124.87 = 405,603.50 : x
  2. Step 2: Convert to fraction form
    1,004,717.11/1,507,124.87 = 405,603.50/x
  3. Step 3: Cross multiply
    1,004,717.11x = 1,507,124.87 × 405,603.50
  4. Step 4: Simplify right side
    1,004,717.11x = 611,295,114,673.42
  5. Step 5: Solve for x
    x = 611,295,114,673.42/1,004,717.11
  6. Step 6: Final answer
    x = 608,425.11

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Double scale
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1.5x scale

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.