Home / 1,045,038.60-1,567,169.10-413,821.80

Finding the Fourth Proportional to 1,045,038.60, 1,567,169.10 and 413,821.80

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Solution

The fourth proportional to 1,045,038.60, 1,567,169.10 and 413,821.80 is: 620,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,038.60 : 1,567,169.10 = 413,821.80 : x
  2. Step 2: Convert to fraction form
    1,045,038.60/1,567,169.10 = 413,821.80/x
  3. Step 3: Cross multiply
    1,045,038.60x = 1,567,169.10 × 413,821.80
  4. Step 4: Simplify right side
    1,045,038.60x = 648,528,737,866.38
  5. Step 5: Solve for x
    x = 648,528,737,866.38/1,045,038.60
  6. Step 6: Final answer
    x = 620,578.74

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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.