Home / 2,316,014.70-3,477,132.45-1,478,280.30

Finding the Fourth Proportional to 2,316,014.70, 3,477,132.45 and 1,478,280.30

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Solution

The fourth proportional to 2,316,014.70, 3,477,132.45 and 1,478,280.30 is: 2,219,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,014.70 : 3,477,132.45 = 1,478,280.30 : x
  2. Step 2: Convert to fraction form
    2,316,014.70/3,477,132.45 = 1,478,280.30/x
  3. Step 3: Cross multiply
    2,316,014.70x = 3,477,132.45 × 1,478,280.30
  4. Step 4: Simplify right side
    2,316,014.70x = 5,140,176,401,325.74
  5. Step 5: Solve for x
    x = 5,140,176,401,325.74/2,316,014.70
  6. Step 6: Final answer
    x = 2,219,405.78

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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.