Home / 1,096,228.24-1,513,038.92-666,417.04

Finding the Fourth Proportional to 1,096,228.24, 1,513,038.92 and 666,417.04

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Solution

The fourth proportional to 1,096,228.24, 1,513,038.92 and 666,417.04 is: 919,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,228.24 : 1,513,038.92 = 666,417.04 : x
  2. Step 2: Convert to fraction form
    1,096,228.24/1,513,038.92 = 666,417.04/x
  3. Step 3: Cross multiply
    1,096,228.24x = 1,513,038.92 × 666,417.04
  4. Step 4: Simplify right side
    1,096,228.24x = 1,008,314,918,471.20
  5. Step 5: Solve for x
    x = 1,008,314,918,471.20/1,096,228.24
  6. Step 6: Final answer
    x = 919,803.82

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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.