Home / 1,671,994.20-2,507,201.27-647,804.29

Finding the Fourth Proportional to 1,671,994.20, 2,507,201.27 and 647,804.29

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Solution

The fourth proportional to 1,671,994.20, 2,507,201.27 and 647,804.29 is: 971,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,994.20 : 2,507,201.27 = 647,804.29 : x
  2. Step 2: Convert to fraction form
    1,671,994.20/2,507,201.27 = 647,804.29/x
  3. Step 3: Cross multiply
    1,671,994.20x = 2,507,201.27 × 647,804.29
  4. Step 4: Simplify right side
    1,671,994.20x = 1,624,175,739,866.59
  5. Step 5: Solve for x
    x = 1,624,175,739,866.59/1,671,994.20
  6. Step 6: Final answer
    x = 971,400.34

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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.