Home / 1,648,234.60-2,470,383.60-688,688.35

Finding the Fourth Proportional to 1,648,234.60, 2,470,383.60 and 688,688.35

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Solution

The fourth proportional to 1,648,234.60, 2,470,383.60 and 688,688.35 is: 1,032,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,234.60 : 2,470,383.60 = 688,688.35 : x
  2. Step 2: Convert to fraction form
    1,648,234.60/2,470,383.60 = 688,688.35/x
  3. Step 3: Cross multiply
    1,648,234.60x = 2,470,383.60 × 688,688.35
  4. Step 4: Simplify right side
    1,648,234.60x = 1,701,324,405,351.06
  5. Step 5: Solve for x
    x = 1,701,324,405,351.06/1,648,234.60
  6. Step 6: Final answer
    x = 1,032,210.10

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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.