Home / 1,294,779.56-1,786,803.44-751,239.05

Finding the Fourth Proportional to 1,294,779.56, 1,786,803.44 and 751,239.05

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Solution

The fourth proportional to 1,294,779.56, 1,786,803.44 and 751,239.05 is: 1,036,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,779.56 : 1,786,803.44 = 751,239.05 : x
  2. Step 2: Convert to fraction form
    1,294,779.56/1,786,803.44 = 751,239.05/x
  3. Step 3: Cross multiply
    1,294,779.56x = 1,786,803.44 × 751,239.05
  4. Step 4: Simplify right side
    1,294,779.56x = 1,342,316,506,112.12
  5. Step 5: Solve for x
    x = 1,342,316,506,112.12/1,294,779.56
  6. Step 6: Final answer
    x = 1,036,714.32

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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.