Home / 1,396,543.32-1,927,312.36-1,051,771.16

Finding the Fourth Proportional to 1,396,543.32, 1,927,312.36 and 1,051,771.16

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Solution

The fourth proportional to 1,396,543.32, 1,927,312.36 and 1,051,771.16 is: 1,451,506.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,543.32 : 1,927,312.36 = 1,051,771.16 : x
  2. Step 2: Convert to fraction form
    1,396,543.32/1,927,312.36 = 1,051,771.16/x
  3. Step 3: Cross multiply
    1,396,543.32x = 1,927,312.36 × 1,051,771.16
  4. Step 4: Simplify right side
    1,396,543.32x = 2,027,091,556,559.54
  5. Step 5: Solve for x
    x = 2,027,091,556,559.54/1,396,543.32
  6. Step 6: Final answer
    x = 1,451,506.39

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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.