Home / 2,602,457.60-3,896,083.20-1,855,961.60

Finding the Fourth Proportional to 2,602,457.60, 3,896,083.20 and 1,855,961.60

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Solution

The fourth proportional to 2,602,457.60, 3,896,083.20 and 1,855,961.60 is: 2,778,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602,457.60 : 3,896,083.20 = 1,855,961.60 : x
  2. Step 2: Convert to fraction form
    2,602,457.60/3,896,083.20 = 1,855,961.60/x
  3. Step 3: Cross multiply
    2,602,457.60x = 3,896,083.20 × 1,855,961.60
  4. Step 4: Simplify right side
    2,602,457.60x = 7,230,980,809,605.12
  5. Step 5: Solve for x
    x = 7,230,980,809,605.12/2,602,457.60
  6. Step 6: Final answer
    x = 2,778,520.12

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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.