Home / 3,415,009.02-4,712,714.10-1,887,116.15

Finding the Fourth Proportional to 3,415,009.02, 4,712,714.10 and 1,887,116.15

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Solution

The fourth proportional to 3,415,009.02, 4,712,714.10 and 1,887,116.15 is: 2,604,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,009.02 : 4,712,714.10 = 1,887,116.15 : x
  2. Step 2: Convert to fraction form
    3,415,009.02/4,712,714.10 = 1,887,116.15/x
  3. Step 3: Cross multiply
    3,415,009.02x = 4,712,714.10 × 1,887,116.15
  4. Step 4: Simplify right side
    3,415,009.02x = 8,893,438,864,879.15
  5. Step 5: Solve for x
    x = 8,893,438,864,879.15/3,415,009.02
  6. Step 6: Final answer
    x = 2,604,221.19

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1.5x scale

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.