Home / 3,688,622.48-5,090,289.14-2,057,031.72

Finding the Fourth Proportional to 3,688,622.48, 5,090,289.14 and 2,057,031.72

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Solution

The fourth proportional to 3,688,622.48, 5,090,289.14 and 2,057,031.72 is: 2,838,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,622.48 : 5,090,289.14 = 2,057,031.72 : x
  2. Step 2: Convert to fraction form
    3,688,622.48/5,090,289.14 = 2,057,031.72/x
  3. Step 3: Cross multiply
    3,688,622.48x = 5,090,289.14 × 2,057,031.72
  4. Step 4: Simplify right side
    3,688,622.48x = 10,470,886,230,094.10
  5. Step 5: Solve for x
    x = 10,470,886,230,094.10/3,688,622.48
  6. Step 6: Final answer
    x = 2,838,698.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.