Home / 1,738,309.30-2,602,215.15-1,528,357.30

Finding the Fourth Proportional to 1,738,309.30, 2,602,215.15 and 1,528,357.30

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Solution

The fourth proportional to 1,738,309.30, 2,602,215.15 and 1,528,357.30 is: 2,287,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,309.30 : 2,602,215.15 = 1,528,357.30 : x
  2. Step 2: Convert to fraction form
    1,738,309.30/2,602,215.15 = 1,528,357.30/x
  3. Step 3: Cross multiply
    1,738,309.30x = 2,602,215.15 × 1,528,357.30
  4. Step 4: Simplify right side
    1,738,309.30x = 3,977,114,520,673.10
  5. Step 5: Solve for x
    x = 3,977,114,520,673.10/1,738,309.30
  6. Step 6: Final answer
    x = 2,287,921.10

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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.