Home / 1,467,415.80-2,201,779.80-521,465.40

Finding the Fourth Proportional to 1,467,415.80, 2,201,779.80 and 521,465.40

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Solution

The fourth proportional to 1,467,415.80, 2,201,779.80 and 521,465.40 is: 782,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,415.80 : 2,201,779.80 = 521,465.40 : x
  2. Step 2: Convert to fraction form
    1,467,415.80/2,201,779.80 = 521,465.40/x
  3. Step 3: Cross multiply
    1,467,415.80x = 2,201,779.80 × 521,465.40
  4. Step 4: Simplify right side
    1,467,415.80x = 1,148,151,984,118.92
  5. Step 5: Solve for x
    x = 1,148,151,984,118.92/1,467,415.80
  6. Step 6: Final answer
    x = 782,431.25

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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.