Home / 2,770,090.16-4,154,927.64-972,989.36

Finding the Fourth Proportional to 2,770,090.16, 4,154,927.64 and 972,989.36

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Solution

The fourth proportional to 2,770,090.16, 4,154,927.64 and 972,989.36 is: 1,459,411.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,090.16 : 4,154,927.64 = 972,989.36 : x
  2. Step 2: Convert to fraction form
    2,770,090.16/4,154,927.64 = 972,989.36/x
  3. Step 3: Cross multiply
    2,770,090.16x = 4,154,927.64 × 972,989.36
  4. Step 4: Simplify right side
    2,770,090.16x = 4,042,700,385,289.91
  5. Step 5: Solve for x
    x = 4,042,700,385,289.91/2,770,090.16
  6. Step 6: Final answer
    x = 1,459,411.12

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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.