Home / 2,911,587.40-4,367,381.10-1,018,520.20

Finding the Fourth Proportional to 2,911,587.40, 4,367,381.10 and 1,018,520.20

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Solution

The fourth proportional to 2,911,587.40, 4,367,381.10 and 1,018,520.20 is: 1,527,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,587.40 : 4,367,381.10 = 1,018,520.20 : x
  2. Step 2: Convert to fraction form
    2,911,587.40/4,367,381.10 = 1,018,520.20/x
  3. Step 3: Cross multiply
    2,911,587.40x = 4,367,381.10 × 1,018,520.20
  4. Step 4: Simplify right side
    2,911,587.40x = 4,448,265,871,448.22
  5. Step 5: Solve for x
    x = 4,448,265,871,448.22/2,911,587.40
  6. Step 6: Final answer
    x = 1,527,780.30

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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.