Home / 1,530,266.02-2,112,212.01-1,020,967.54

Finding the Fourth Proportional to 1,530,266.02, 2,112,212.01 and 1,020,967.54

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Solution

The fourth proportional to 1,530,266.02, 2,112,212.01 and 1,020,967.54 is: 1,409,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,266.02 : 2,112,212.01 = 1,020,967.54 : x
  2. Step 2: Convert to fraction form
    1,530,266.02/2,112,212.01 = 1,020,967.54/x
  3. Step 3: Cross multiply
    1,530,266.02x = 2,112,212.01 × 1,020,967.54
  4. Step 4: Simplify right side
    1,530,266.02x = 2,156,499,899,808.16
  5. Step 5: Solve for x
    x = 2,156,499,899,808.16/1,530,266.02
  6. Step 6: Final answer
    x = 1,409,232.04

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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.