Home / 2,764,346.09-3,816,303.14-1,909,506.11

Finding the Fourth Proportional to 2,764,346.09, 3,816,303.14 and 1,909,506.11

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Solution

The fourth proportional to 2,764,346.09, 3,816,303.14 and 1,909,506.11 is: 2,636,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,346.09 : 3,816,303.14 = 1,909,506.11 : x
  2. Step 2: Convert to fraction form
    2,764,346.09/3,816,303.14 = 1,909,506.11/x
  3. Step 3: Cross multiply
    2,764,346.09x = 3,816,303.14 × 1,909,506.11
  4. Step 4: Simplify right side
    2,764,346.09x = 7,287,254,153,894.66
  5. Step 5: Solve for x
    x = 7,287,254,153,894.66/2,764,346.09
  6. Step 6: Final answer
    x = 2,636,158.40

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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.