Home / 2,528,890.55-3,490,187.76-1,658,457.26

Finding the Fourth Proportional to 2,528,890.55, 3,490,187.76 and 1,658,457.26

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Solution

The fourth proportional to 2,528,890.55, 3,490,187.76 and 1,658,457.26 is: 2,288,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,890.55 : 3,490,187.76 = 1,658,457.26 : x
  2. Step 2: Convert to fraction form
    2,528,890.55/3,490,187.76 = 1,658,457.26/x
  3. Step 3: Cross multiply
    2,528,890.55x = 3,490,187.76 × 1,658,457.26
  4. Step 4: Simplify right side
    2,528,890.55x = 5,788,327,229,335.14
  5. Step 5: Solve for x
    x = 5,788,327,229,335.14/2,528,890.55
  6. Step 6: Final answer
    x = 2,288,880.09

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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.