Home / 1,567,779.64-2,163,559.41-879,603.64

Finding the Fourth Proportional to 1,567,779.64, 2,163,559.41 and 879,603.64

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Solution

The fourth proportional to 1,567,779.64, 2,163,559.41 and 879,603.64 is: 1,213,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,779.64 : 2,163,559.41 = 879,603.64 : x
  2. Step 2: Convert to fraction form
    1,567,779.64/2,163,559.41 = 879,603.64/x
  3. Step 3: Cross multiply
    1,567,779.64x = 2,163,559.41 × 879,603.64
  4. Step 4: Simplify right side
    1,567,779.64x = 1,903,074,726,983.35
  5. Step 5: Solve for x
    x = 1,903,074,726,983.35/1,567,779.64
  6. Step 6: Final answer
    x = 1,213,866.21

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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.