Home / 5,386,519.60-8,079,779.40-1,792,403.80

Finding the Fourth Proportional to 5,386,519.60, 8,079,779.40 and 1,792,403.80

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Solution

The fourth proportional to 5,386,519.60, 8,079,779.40 and 1,792,403.80 is: 2,688,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,519.60 : 8,079,779.40 = 1,792,403.80 : x
  2. Step 2: Convert to fraction form
    5,386,519.60/8,079,779.40 = 1,792,403.80/x
  3. Step 3: Cross multiply
    5,386,519.60x = 8,079,779.40 × 1,792,403.80
  4. Step 4: Simplify right side
    5,386,519.60x = 14,482,227,299,721.72
  5. Step 5: Solve for x
    x = 14,482,227,299,721.72/5,386,519.60
  6. Step 6: Final answer
    x = 2,688,605.70

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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.