Home / 5,390,423.40-8,083,666.80-1,796,307.60

Finding the Fourth Proportional to 5,390,423.40, 8,083,666.80 and 1,796,307.60

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Solution

The fourth proportional to 5,390,423.40, 8,083,666.80 and 1,796,307.60 is: 2,693,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,423.40 : 8,083,666.80 = 1,796,307.60 : x
  2. Step 2: Convert to fraction form
    5,390,423.40/8,083,666.80 = 1,796,307.60/x
  3. Step 3: Cross multiply
    5,390,423.40x = 8,083,666.80 × 1,796,307.60
  4. Step 4: Simplify right side
    5,390,423.40x = 14,520,752,108,707.68
  5. Step 5: Solve for x
    x = 14,520,752,108,707.68/5,390,423.40
  6. Step 6: Final answer
    x = 2,693,805.48

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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.