Home / 1,433,950.65-1,974,583.88-1,402,125.71

Finding the Fourth Proportional to 1,433,950.65, 1,974,583.88 and 1,402,125.71

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Solution

The fourth proportional to 1,433,950.65, 1,974,583.88 and 1,402,125.71 is: 1,930,760.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,950.65 : 1,974,583.88 = 1,402,125.71 : x
  2. Step 2: Convert to fraction form
    1,433,950.65/1,974,583.88 = 1,402,125.71/x
  3. Step 3: Cross multiply
    1,433,950.65x = 1,974,583.88 × 1,402,125.71
  4. Step 4: Simplify right side
    1,433,950.65x = 2,768,614,807,816.01
  5. Step 5: Solve for x
    x = 2,768,614,807,816.01/1,433,950.65
  6. Step 6: Final answer
    x = 1,930,760.17

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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.