Home / 3,036,880.48-4,190,730.60-1,678,666

Finding the Fourth Proportional to 3,036,880.48, 4,190,730.60 and 1,678,666

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Solution

The fourth proportional to 3,036,880.48, 4,190,730.60 and 1,678,666 is: 2,316,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,880.48 : 4,190,730.60 = 1,678,666 : x
  2. Step 2: Convert to fraction form
    3,036,880.48/4,190,730.60 = 1,678,666/x
  3. Step 3: Cross multiply
    3,036,880.48x = 4,190,730.60 × 1,678,666
  4. Step 4: Simplify right side
    3,036,880.48x = 7,034,836,973,379.60
  5. Step 5: Solve for x
    x = 7,034,836,973,379.60/3,036,880.48
  6. Step 6: Final answer
    x = 2,316,468.17

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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.