Home / 1,979,526.02-2,731,111.02-1,108,232.65

Finding the Fourth Proportional to 1,979,526.02, 2,731,111.02 and 1,108,232.65

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Solution

The fourth proportional to 1,979,526.02, 2,731,111.02 and 1,108,232.65 is: 1,529,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,526.02 : 2,731,111.02 = 1,108,232.65 : x
  2. Step 2: Convert to fraction form
    1,979,526.02/2,731,111.02 = 1,108,232.65/x
  3. Step 3: Cross multiply
    1,979,526.02x = 2,731,111.02 × 1,108,232.65
  4. Step 4: Simplify right side
    1,979,526.02x = 3,026,706,389,483.25
  5. Step 5: Solve for x
    x = 3,026,706,389,483.25/1,979,526.02
  6. Step 6: Final answer
    x = 1,529,005.61

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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.