Home / 1,012,320.15-1,518,173.49-532,289.28

Finding the Fourth Proportional to 1,012,320.15, 1,518,173.49 and 532,289.28

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Solution

The fourth proportional to 1,012,320.15, 1,518,173.49 and 532,289.28 is: 798,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,320.15 : 1,518,173.49 = 532,289.28 : x
  2. Step 2: Convert to fraction form
    1,012,320.15/1,518,173.49 = 532,289.28/x
  3. Step 3: Cross multiply
    1,012,320.15x = 1,518,173.49 × 532,289.28
  4. Step 4: Simplify right side
    1,012,320.15x = 808,107,473,907.19
  5. Step 5: Solve for x
    x = 808,107,473,907.19/1,012,320.15
  6. Step 6: Final answer
    x = 798,272.64

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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.