Home / 1,938,179.98-2,907,041.01-518,346.10

Finding the Fourth Proportional to 1,938,179.98, 2,907,041.01 and 518,346.10

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Solution

The fourth proportional to 1,938,179.98, 2,907,041.01 and 518,346.10 is: 777,457.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,179.98 : 2,907,041.01 = 518,346.10 : x
  2. Step 2: Convert to fraction form
    1,938,179.98/2,907,041.01 = 518,346.10/x
  3. Step 3: Cross multiply
    1,938,179.98x = 2,907,041.01 × 518,346.10
  4. Step 4: Simplify right side
    1,938,179.98x = 1,506,853,370,073.56
  5. Step 5: Solve for x
    x = 1,506,853,370,073.56/1,938,179.98
  6. Step 6: Final answer
    x = 777,457.92

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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.