Home / 1,406,060.40-1,940,353.60-761,465.84

Finding the Fourth Proportional to 1,406,060.40, 1,940,353.60 and 761,465.84

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Solution

The fourth proportional to 1,406,060.40, 1,940,353.60 and 761,465.84 is: 1,050,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,060.40 : 1,940,353.60 = 761,465.84 : x
  2. Step 2: Convert to fraction form
    1,406,060.40/1,940,353.60 = 761,465.84/x
  3. Step 3: Cross multiply
    1,406,060.40x = 1,940,353.60 × 761,465.84
  4. Step 4: Simplify right side
    1,406,060.40x = 1,477,512,983,921.02
  5. Step 5: Solve for x
    x = 1,477,512,983,921.02/1,406,060.40
  6. Step 6: Final answer
    x = 1,050,817.58

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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.