Home / 1,611,950.40-2,417,838-489,931.92

Finding the Fourth Proportional to 1,611,950.40, 2,417,838 and 489,931.92

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Solution

The fourth proportional to 1,611,950.40, 2,417,838 and 489,931.92 is: 734,871.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,950.40 : 2,417,838 = 489,931.92 : x
  2. Step 2: Convert to fraction form
    1,611,950.40/2,417,838 = 489,931.92/x
  3. Step 3: Cross multiply
    1,611,950.40x = 2,417,838 × 489,931.92
  4. Step 4: Simplify right side
    1,611,950.40x = 1,184,576,013,588.96
  5. Step 5: Solve for x
    x = 1,184,576,013,588.96/1,611,950.40
  6. Step 6: Final answer
    x = 734,871.26

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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.