Home / 5,256,886.80-7,886,303.64-1,663,558.32

Finding the Fourth Proportional to 5,256,886.80, 7,886,303.64 and 1,663,558.32

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Solution

The fourth proportional to 5,256,886.80, 7,886,303.64 and 1,663,558.32 is: 2,495,645.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,886.80 : 7,886,303.64 = 1,663,558.32 : x
  2. Step 2: Convert to fraction form
    5,256,886.80/7,886,303.64 = 1,663,558.32/x
  3. Step 3: Cross multiply
    5,256,886.80x = 7,886,303.64 × 1,663,558.32
  4. Step 4: Simplify right side
    5,256,886.80x = 13,119,326,034,368.29
  5. Step 5: Solve for x
    x = 13,119,326,034,368.29/5,256,886.80
  6. Step 6: Final answer
    x = 2,495,645.53

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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.