Home / 1,112,184.34-1,668,406.24-402,546.58

Finding the Fourth Proportional to 1,112,184.34, 1,668,406.24 and 402,546.58

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Solution

The fourth proportional to 1,112,184.34, 1,668,406.24 and 402,546.58 is: 603,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,184.34 : 1,668,406.24 = 402,546.58 : x
  2. Step 2: Convert to fraction form
    1,112,184.34/1,668,406.24 = 402,546.58/x
  3. Step 3: Cross multiply
    1,112,184.34x = 1,668,406.24 × 402,546.58
  4. Step 4: Simplify right side
    1,112,184.34x = 671,611,225,962.66
  5. Step 5: Solve for x
    x = 671,611,225,962.66/1,112,184.34
  6. Step 6: Final answer
    x = 603,866.82

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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.