Home / 2,564,865.64-3,847,189.08-671,565.16

Finding the Fourth Proportional to 2,564,865.64, 3,847,189.08 and 671,565.16

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Solution

The fourth proportional to 2,564,865.64, 3,847,189.08 and 671,565.16 is: 1,007,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564,865.64 : 3,847,189.08 = 671,565.16 : x
  2. Step 2: Convert to fraction form
    2,564,865.64/3,847,189.08 = 671,565.16/x
  3. Step 3: Cross multiply
    2,564,865.64x = 3,847,189.08 × 671,565.16
  4. Step 4: Simplify right side
    2,564,865.64x = 2,583,638,150,060.45
  5. Step 5: Solve for x
    x = 2,583,638,150,060.45/2,564,865.64
  6. Step 6: Final answer
    x = 1,007,319.10

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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.