Home / 4,884,397.08-7,326,945.48-1,290,128.16

Finding the Fourth Proportional to 4,884,397.08, 7,326,945.48 and 1,290,128.16

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Solution

The fourth proportional to 4,884,397.08, 7,326,945.48 and 1,290,128.16 is: 1,935,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884,397.08 : 7,326,945.48 = 1,290,128.16 : x
  2. Step 2: Convert to fraction form
    4,884,397.08/7,326,945.48 = 1,290,128.16/x
  3. Step 3: Cross multiply
    4,884,397.08x = 7,326,945.48 × 1,290,128.16
  4. Step 4: Simplify right side
    4,884,397.08x = 9,452,698,690,532.72
  5. Step 5: Solve for x
    x = 9,452,698,690,532.72/4,884,397.08
  6. Step 6: Final answer
    x = 1,935,284.65

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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.