Home / 3,470,657.83-4,789,384.20-1,921,828.07

Finding the Fourth Proportional to 3,470,657.83, 4,789,384.20 and 1,921,828.07

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Solution

The fourth proportional to 3,470,657.83, 4,789,384.20 and 1,921,828.07 is: 2,652,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,657.83 : 4,789,384.20 = 1,921,828.07 : x
  2. Step 2: Convert to fraction form
    3,470,657.83/4,789,384.20 = 1,921,828.07/x
  3. Step 3: Cross multiply
    3,470,657.83x = 4,789,384.20 × 1,921,828.07
  4. Step 4: Simplify right side
    3,470,657.83x = 9,204,373,005,547.96
  5. Step 5: Solve for x
    x = 9,204,373,005,547.96/3,470,657.83
  6. Step 6: Final answer
    x = 2,652,054.30

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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.