Home / 1,323,008.10-1,985,678.55-1,134,051.30

Finding the Fourth Proportional to 1,323,008.10, 1,985,678.55 and 1,134,051.30

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Solution

The fourth proportional to 1,323,008.10, 1,985,678.55 and 1,134,051.30 is: 1,702,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,008.10 : 1,985,678.55 = 1,134,051.30 : x
  2. Step 2: Convert to fraction form
    1,323,008.10/1,985,678.55 = 1,134,051.30/x
  3. Step 3: Cross multiply
    1,323,008.10x = 1,985,678.55 × 1,134,051.30
  4. Step 4: Simplify right side
    1,323,008.10x = 2,251,861,341,009.62
  5. Step 5: Solve for x
    x = 2,251,861,341,009.62/1,323,008.10
  6. Step 6: Final answer
    x = 1,702,076.76

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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.