Home / 1,101,303.19-1,519,821.80-617,903.29

Finding the Fourth Proportional to 1,101,303.19, 1,519,821.80 and 617,903.29

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Solution

The fourth proportional to 1,101,303.19, 1,519,821.80 and 617,903.29 is: 852,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,303.19 : 1,519,821.80 = 617,903.29 : x
  2. Step 2: Convert to fraction form
    1,101,303.19/1,519,821.80 = 617,903.29/x
  3. Step 3: Cross multiply
    1,101,303.19x = 1,519,821.80 × 617,903.29
  4. Step 4: Simplify right side
    1,101,303.19x = 939,102,890,433.72
  5. Step 5: Solve for x
    x = 939,102,890,433.72/1,101,303.19
  6. Step 6: Final answer
    x = 852,719.67

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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.