Home / 1,344,038.67-1,854,772.83-740,426.67

Finding the Fourth Proportional to 1,344,038.67, 1,854,772.83 and 740,426.67

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Solution

The fourth proportional to 1,344,038.67, 1,854,772.83 and 740,426.67 is: 1,021,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,038.67 : 1,854,772.83 = 740,426.67 : x
  2. Step 2: Convert to fraction form
    1,344,038.67/1,854,772.83 = 740,426.67/x
  3. Step 3: Cross multiply
    1,344,038.67x = 1,854,772.83 × 740,426.67
  4. Step 4: Simplify right side
    1,344,038.67x = 1,373,323,270,123.38
  5. Step 5: Solve for x
    x = 1,373,323,270,123.38/1,344,038.67
  6. Step 6: Final answer
    x = 1,021,788.51

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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.