Home / 1,689,482.71-2,534,012.71-552,149.76

Finding the Fourth Proportional to 1,689,482.71, 2,534,012.71 and 552,149.76

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Solution

The fourth proportional to 1,689,482.71, 2,534,012.71 and 552,149.76 is: 828,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,482.71 : 2,534,012.71 = 552,149.76 : x
  2. Step 2: Convert to fraction form
    1,689,482.71/2,534,012.71 = 552,149.76/x
  3. Step 3: Cross multiply
    1,689,482.71x = 2,534,012.71 × 552,149.76
  4. Step 4: Simplify right side
    1,689,482.71x = 1,399,154,507,186.12
  5. Step 5: Solve for x
    x = 1,399,154,507,186.12/1,689,482.71
  6. Step 6: Final answer
    x = 828,155.57

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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.