Home / 1,620,329.32-2,232,897.06-1,166,763.88

Finding the Fourth Proportional to 1,620,329.32, 2,232,897.06 and 1,166,763.88

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Solution

The fourth proportional to 1,620,329.32, 2,232,897.06 and 1,166,763.88 is: 1,607,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,329.32 : 2,232,897.06 = 1,166,763.88 : x
  2. Step 2: Convert to fraction form
    1,620,329.32/2,232,897.06 = 1,166,763.88/x
  3. Step 3: Cross multiply
    1,620,329.32x = 2,232,897.06 × 1,166,763.88
  4. Step 4: Simplify right side
    1,620,329.32x = 2,605,263,637,366.19
  5. Step 5: Solve for x
    x = 2,605,263,637,366.19/1,620,329.32
  6. Step 6: Final answer
    x = 1,607,860.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.