Home / 2,788,282.85-3,847,518.02-1,564,333.76

Finding the Fourth Proportional to 2,788,282.85, 3,847,518.02 and 1,564,333.76

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Solution

The fourth proportional to 2,788,282.85, 3,847,518.02 and 1,564,333.76 is: 2,158,605.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,282.85 : 3,847,518.02 = 1,564,333.76 : x
  2. Step 2: Convert to fraction form
    2,788,282.85/3,847,518.02 = 1,564,333.76/x
  3. Step 3: Cross multiply
    2,788,282.85x = 3,847,518.02 × 1,564,333.76
  4. Step 4: Simplify right side
    2,788,282.85x = 6,018,802,344,423.99
  5. Step 5: Solve for x
    x = 6,018,802,344,423.99/2,788,282.85
  6. Step 6: Final answer
    x = 2,158,605.38

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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.