Home / 1,149,592.30-1,586,465.40-640,303.18

Finding the Fourth Proportional to 1,149,592.30, 1,586,465.40 and 640,303.18

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Solution

The fourth proportional to 1,149,592.30, 1,586,465.40 and 640,303.18 is: 883,634.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,592.30 : 1,586,465.40 = 640,303.18 : x
  2. Step 2: Convert to fraction form
    1,149,592.30/1,586,465.40 = 640,303.18/x
  3. Step 3: Cross multiply
    1,149,592.30x = 1,586,465.40 × 640,303.18
  4. Step 4: Simplify right side
    1,149,592.30x = 1,015,818,840,579.97
  5. Step 5: Solve for x
    x = 1,015,818,840,579.97/1,149,592.30
  6. Step 6: Final answer
    x = 883,634.00

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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.