Home / 1,706,999.10-2,561,482.80-642,804.90

Finding the Fourth Proportional to 1,706,999.10, 2,561,482.80 and 642,804.90

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Solution

The fourth proportional to 1,706,999.10, 2,561,482.80 and 642,804.90 is: 964,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,999.10 : 2,561,482.80 = 642,804.90 : x
  2. Step 2: Convert to fraction form
    1,706,999.10/2,561,482.80 = 642,804.90/x
  3. Step 3: Cross multiply
    1,706,999.10x = 2,561,482.80 × 642,804.90
  4. Step 4: Simplify right side
    1,706,999.10x = 1,646,533,695,105.72
  5. Step 5: Solve for x
    x = 1,646,533,695,105.72/1,706,999.10
  6. Step 6: Final answer
    x = 964,577.95

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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.