Home / 1,129,263.84-1,693,538.88-370,980.80

Finding the Fourth Proportional to 1,129,263.84, 1,693,538.88 and 370,980.80

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Solution

The fourth proportional to 1,129,263.84, 1,693,538.88 and 370,980.80 is: 556,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,263.84 : 1,693,538.88 = 370,980.80 : x
  2. Step 2: Convert to fraction form
    1,129,263.84/1,693,538.88 = 370,980.80/x
  3. Step 3: Cross multiply
    1,129,263.84x = 1,693,538.88 × 370,980.80
  4. Step 4: Simplify right side
    1,129,263.84x = 628,270,408,533.50
  5. Step 5: Solve for x
    x = 628,270,408,533.50/1,129,263.84
  6. Step 6: Final answer
    x = 556,353.96

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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.