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Finding the Fourth Proportional to 3,407,746.02, 4,702,704.93 and 1,879,852.74

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Solution

The fourth proportional to 3,407,746.02, 4,702,704.93 and 1,879,852.74 is: 2,594,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,746.02 : 4,702,704.93 = 1,879,852.74 : x
  2. Step 2: Convert to fraction form
    3,407,746.02/4,702,704.93 = 1,879,852.74/x
  3. Step 3: Cross multiply
    3,407,746.02x = 4,702,704.93 × 1,879,852.74
  4. Step 4: Simplify right side
    3,407,746.02x = 8,840,392,748,072.01
  5. Step 5: Solve for x
    x = 8,840,392,748,072.01/3,407,746.02
  6. Step 6: Final answer
    x = 2,594,205.29

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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.