Home / 1,435,938.49-2,154,306.86-626,393.71

Finding the Fourth Proportional to 1,435,938.49, 2,154,306.86 and 626,393.71

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Solution

The fourth proportional to 1,435,938.49, 2,154,306.86 and 626,393.71 is: 939,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,938.49 : 2,154,306.86 = 626,393.71 : x
  2. Step 2: Convert to fraction form
    1,435,938.49/2,154,306.86 = 626,393.71/x
  3. Step 3: Cross multiply
    1,435,938.49x = 2,154,306.86 × 626,393.71
  4. Step 4: Simplify right side
    1,435,938.49x = 1,349,444,266,513.85
  5. Step 5: Solve for x
    x = 1,349,444,266,513.85/1,435,938.49
  6. Step 6: Final answer
    x = 939,764.67

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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.