Home / 1,567,785.64-2,163,567.70-879,609.64

Finding the Fourth Proportional to 1,567,785.64, 2,163,567.70 and 879,609.64

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Solution

The fourth proportional to 1,567,785.64, 2,163,567.70 and 879,609.64 is: 1,213,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,785.64 : 2,163,567.70 = 879,609.64 : x
  2. Step 2: Convert to fraction form
    1,567,785.64/2,163,567.70 = 879,609.64/x
  3. Step 3: Cross multiply
    1,567,785.64x = 2,163,567.70 × 879,609.64
  4. Step 4: Simplify right side
    1,567,785.64x = 1,903,095,005,712.63
  5. Step 5: Solve for x
    x = 1,903,095,005,712.63/1,567,785.64
  6. Step 6: Final answer
    x = 1,213,874.50

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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.