Home / 5,401,330.60-8,102,903.10-1,615,196.20

Finding the Fourth Proportional to 5,401,330.60, 8,102,903.10 and 1,615,196.20

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Solution

The fourth proportional to 5,401,330.60, 8,102,903.10 and 1,615,196.20 is: 2,423,065.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401,330.60 : 8,102,903.10 = 1,615,196.20 : x
  2. Step 2: Convert to fraction form
    5,401,330.60/8,102,903.10 = 1,615,196.20/x
  3. Step 3: Cross multiply
    5,401,330.60x = 8,102,903.10 × 1,615,196.20
  4. Step 4: Simplify right side
    5,401,330.60x = 13,087,778,296,088.22
  5. Step 5: Solve for x
    x = 13,087,778,296,088.22/5,401,330.60
  6. Step 6: Final answer
    x = 2,423,065.59

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1.5x scale

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.