Home / 4,423,671.90-6,638,087.13-1,864,730.16

Finding the Fourth Proportional to 4,423,671.90, 6,638,087.13 and 1,864,730.16

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Solution

The fourth proportional to 4,423,671.90, 6,638,087.13 and 1,864,730.16 is: 2,798,182.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423,671.90 : 6,638,087.13 = 1,864,730.16 : x
  2. Step 2: Convert to fraction form
    4,423,671.90/6,638,087.13 = 1,864,730.16/x
  3. Step 3: Cross multiply
    4,423,671.90x = 6,638,087.13 × 1,864,730.16
  4. Step 4: Simplify right side
    4,423,671.90x = 12,378,241,276,018.84
  5. Step 5: Solve for x
    x = 12,378,241,276,018.84/4,423,671.90
  6. Step 6: Final answer
    x = 2,798,182.50

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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.