Home / 1,390,063.96-2,081,303.34-1,052,082.28

Finding the Fourth Proportional to 1,390,063.96, 2,081,303.34 and 1,052,082.28

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Solution

The fourth proportional to 1,390,063.96, 2,081,303.34 and 1,052,082.28 is: 1,575,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,063.96 : 2,081,303.34 = 1,052,082.28 : x
  2. Step 2: Convert to fraction form
    1,390,063.96/2,081,303.34 = 1,052,082.28/x
  3. Step 3: Cross multiply
    1,390,063.96x = 2,081,303.34 × 1,052,082.28
  4. Step 4: Simplify right side
    1,390,063.96x = 2,189,702,363,318.82
  5. Step 5: Solve for x
    x = 2,189,702,363,318.82/1,390,063.96
  6. Step 6: Final answer
    x = 1,575,252.96

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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.