Home / 1,771,605.60-2,657,408.40-492,210.60

Finding the Fourth Proportional to 1,771,605.60, 2,657,408.40 and 492,210.60

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Solution

The fourth proportional to 1,771,605.60, 2,657,408.40 and 492,210.60 is: 738,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,605.60 : 2,657,408.40 = 492,210.60 : x
  2. Step 2: Convert to fraction form
    1,771,605.60/2,657,408.40 = 492,210.60/x
  3. Step 3: Cross multiply
    1,771,605.60x = 2,657,408.40 × 492,210.60
  4. Step 4: Simplify right side
    1,771,605.60x = 1,308,004,583,009.04
  5. Step 5: Solve for x
    x = 1,308,004,583,009.04/1,771,605.60
  6. Step 6: Final answer
    x = 738,315.90

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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.