Home / 5,155,430.03-7,733,143.85-1,317,259.64

Finding the Fourth Proportional to 5,155,430.03, 7,733,143.85 and 1,317,259.64

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Solution

The fourth proportional to 5,155,430.03, 7,733,143.85 and 1,317,259.64 is: 1,975,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,430.03 : 7,733,143.85 = 1,317,259.64 : x
  2. Step 2: Convert to fraction form
    5,155,430.03/7,733,143.85 = 1,317,259.64/x
  3. Step 3: Cross multiply
    5,155,430.03x = 7,733,143.85 × 1,317,259.64
  4. Step 4: Simplify right side
    5,155,430.03x = 10,186,558,306,545.22
  5. Step 5: Solve for x
    x = 10,186,558,306,545.22/5,155,430.03
  6. Step 6: Final answer
    x = 1,975,889.16

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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.