Home / 1,326,576.70-1,989,865.05-367,030.45

Finding the Fourth Proportional to 1,326,576.70, 1,989,865.05 and 367,030.45

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Solution

The fourth proportional to 1,326,576.70, 1,989,865.05 and 367,030.45 is: 550,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,576.70 : 1,989,865.05 = 367,030.45 : x
  2. Step 2: Convert to fraction form
    1,326,576.70/1,989,865.05 = 367,030.45/x
  3. Step 3: Cross multiply
    1,326,576.70x = 1,989,865.05 × 367,030.45
  4. Step 4: Simplify right side
    1,326,576.70x = 730,341,064,740.77
  5. Step 5: Solve for x
    x = 730,341,064,740.77/1,326,576.70
  6. Step 6: Final answer
    x = 550,545.68

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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.