Home / 1,447,662.72-2,171,252.16-450,312.96

Finding the Fourth Proportional to 1,447,662.72, 2,171,252.16 and 450,312.96

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Solution

The fourth proportional to 1,447,662.72, 2,171,252.16 and 450,312.96 is: 675,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,662.72 : 2,171,252.16 = 450,312.96 : x
  2. Step 2: Convert to fraction form
    1,447,662.72/2,171,252.16 = 450,312.96/x
  3. Step 3: Cross multiply
    1,447,662.72x = 2,171,252.16 × 450,312.96
  4. Step 4: Simplify right side
    1,447,662.72x = 977,742,987,075.99
  5. Step 5: Solve for x
    x = 977,742,987,075.99/1,447,662.72
  6. Step 6: Final answer
    x = 675,394.19

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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.