Home / 2,898,543.40-4,339,520.70-1,778,799.40

Finding the Fourth Proportional to 2,898,543.40, 4,339,520.70 and 1,778,799.40

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Solution

The fourth proportional to 2,898,543.40, 4,339,520.70 and 1,778,799.40 is: 2,663,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,543.40 : 4,339,520.70 = 1,778,799.40 : x
  2. Step 2: Convert to fraction form
    2,898,543.40/4,339,520.70 = 1,778,799.40/x
  3. Step 3: Cross multiply
    2,898,543.40x = 4,339,520.70 × 1,778,799.40
  4. Step 4: Simplify right side
    2,898,543.40x = 7,719,136,817,447.58
  5. Step 5: Solve for x
    x = 7,719,136,817,447.58/2,898,543.40
  6. Step 6: Final answer
    x = 2,663,108.93

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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.