Home / 1,406,124.54-1,940,442.20-761,529.98

Finding the Fourth Proportional to 1,406,124.54, 1,940,442.20 and 761,529.98

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Solution

The fourth proportional to 1,406,124.54, 1,940,442.20 and 761,529.98 is: 1,050,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,124.54 : 1,940,442.20 = 761,529.98 : x
  2. Step 2: Convert to fraction form
    1,406,124.54/1,940,442.20 = 761,529.98/x
  3. Step 3: Cross multiply
    1,406,124.54x = 1,940,442.20 × 761,529.98
  4. Step 4: Simplify right side
    1,406,124.54x = 1,477,704,909,757.16
  5. Step 5: Solve for x
    x = 1,477,704,909,757.16/1,406,124.54
  6. Step 6: Final answer
    x = 1,050,906.14

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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.