Home / 1,406,410.83-1,940,856.26-761,831.01

Finding the Fourth Proportional to 1,406,410.83, 1,940,856.26 and 761,831.01

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Solution

The fourth proportional to 1,406,410.83, 1,940,856.26 and 761,831.01 is: 1,051,331.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,410.83 : 1,940,856.26 = 761,831.01 : x
  2. Step 2: Convert to fraction form
    1,406,410.83/1,940,856.26 = 761,831.01/x
  3. Step 3: Cross multiply
    1,406,410.83x = 1,940,856.26 × 761,831.01
  4. Step 4: Simplify right side
    1,406,410.83x = 1,478,604,484,820.62
  5. Step 5: Solve for x
    x = 1,478,604,484,820.62/1,406,410.83
  6. Step 6: Final answer
    x = 1,051,331.84

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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.