Home / 1,336,483.69-1,999,936.63-1,157,187.67

Finding the Fourth Proportional to 1,336,483.69, 1,999,936.63 and 1,157,187.67

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Solution

The fourth proportional to 1,336,483.69, 1,999,936.63 and 1,157,187.67 is: 1,731,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,483.69 : 1,999,936.63 = 1,157,187.67 : x
  2. Step 2: Convert to fraction form
    1,336,483.69/1,999,936.63 = 1,157,187.67/x
  3. Step 3: Cross multiply
    1,336,483.69x = 1,999,936.63 × 1,157,187.67
  4. Step 4: Simplify right side
    1,336,483.69x = 2,314,302,009,017.35
  5. Step 5: Solve for x
    x = 2,314,302,009,017.35/1,336,483.69
  6. Step 6: Final answer
    x = 1,731,635.06

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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.