Home / 1,605,525.30-2,213,808.84-1,023,970.56

Finding the Fourth Proportional to 1,605,525.30, 2,213,808.84 and 1,023,970.56

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Solution

The fourth proportional to 1,605,525.30, 2,213,808.84 and 1,023,970.56 is: 1,411,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,525.30 : 2,213,808.84 = 1,023,970.56 : x
  2. Step 2: Convert to fraction form
    1,605,525.30/2,213,808.84 = 1,023,970.56/x
  3. Step 3: Cross multiply
    1,605,525.30x = 2,213,808.84 × 1,023,970.56
  4. Step 4: Simplify right side
    1,605,525.30x = 2,266,875,077,627.75
  5. Step 5: Solve for x
    x = 2,266,875,077,627.75/1,605,525.30
  6. Step 6: Final answer
    x = 1,411,921.12

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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.