Home / 2,898,143.10-4,343,715.45-1,477,467.90

Finding the Fourth Proportional to 2,898,143.10, 4,343,715.45 and 1,477,467.90

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Solution

The fourth proportional to 2,898,143.10, 4,343,715.45 and 1,477,467.90 is: 2,214,417.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,143.10 : 4,343,715.45 = 1,477,467.90 : x
  2. Step 2: Convert to fraction form
    2,898,143.10/4,343,715.45 = 1,477,467.90/x
  3. Step 3: Cross multiply
    2,898,143.10x = 4,343,715.45 × 1,477,467.90
  4. Step 4: Simplify right side
    2,898,143.10x = 6,417,700,144,109.06
  5. Step 5: Solve for x
    x = 6,417,700,144,109.06/2,898,143.10
  6. Step 6: Final answer
    x = 2,214,417.96

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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.