Home / 1,539,827.67-2,124,975.90-851,545.83

Finding the Fourth Proportional to 1,539,827.67, 2,124,975.90 and 851,545.83

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Solution

The fourth proportional to 1,539,827.67, 2,124,975.90 and 851,545.83 is: 1,175,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,827.67 : 2,124,975.90 = 851,545.83 : x
  2. Step 2: Convert to fraction form
    1,539,827.67/2,124,975.90 = 851,545.83/x
  3. Step 3: Cross multiply
    1,539,827.67x = 2,124,975.90 × 851,545.83
  4. Step 4: Simplify right side
    1,539,827.67x = 1,809,514,366,495.50
  5. Step 5: Solve for x
    x = 1,809,514,366,495.50/1,539,827.67
  6. Step 6: Final answer
    x = 1,175,140.83

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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.