Home / 1,300,123.45-1,950,392.94-401,353.93

Finding the Fourth Proportional to 1,300,123.45, 1,950,392.94 and 401,353.93

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Solution

The fourth proportional to 1,300,123.45, 1,950,392.94 and 401,353.93 is: 602,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,123.45 : 1,950,392.94 = 401,353.93 : x
  2. Step 2: Convert to fraction form
    1,300,123.45/1,950,392.94 = 401,353.93/x
  3. Step 3: Cross multiply
    1,300,123.45x = 1,950,392.94 × 401,353.93
  4. Step 4: Simplify right side
    1,300,123.45x = 782,797,871,513.25
  5. Step 5: Solve for x
    x = 782,797,871,513.25/1,300,123.45
  6. Step 6: Final answer
    x = 602,095.03

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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.