Home / 1,035,680.40-1,553,571.80-538,016.40

Finding the Fourth Proportional to 1,035,680.40, 1,553,571.80 and 538,016.40

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Solution

The fourth proportional to 1,035,680.40, 1,553,571.80 and 538,016.40 is: 807,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,680.40 : 1,553,571.80 = 538,016.40 : x
  2. Step 2: Convert to fraction form
    1,035,680.40/1,553,571.80 = 538,016.40/x
  3. Step 3: Cross multiply
    1,035,680.40x = 1,553,571.80 × 538,016.40
  4. Step 4: Simplify right side
    1,035,680.40x = 835,847,106,977.52
  5. Step 5: Solve for x
    x = 835,847,106,977.52/1,035,680.40
  6. Step 6: Final answer
    x = 807,051.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.