Home / 1,166,705.50-1,610,054.67-630,161.50

Finding the Fourth Proportional to 1,166,705.50, 1,610,054.67 and 630,161.50

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Solution

The fourth proportional to 1,166,705.50, 1,610,054.67 and 630,161.50 is: 869,623.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,705.50 : 1,610,054.67 = 630,161.50 : x
  2. Step 2: Convert to fraction form
    1,166,705.50/1,610,054.67 = 630,161.50/x
  3. Step 3: Cross multiply
    1,166,705.50x = 1,610,054.67 × 630,161.50
  4. Step 4: Simplify right side
    1,166,705.50x = 1,014,594,465,929.21
  5. Step 5: Solve for x
    x = 1,014,594,465,929.21/1,166,705.50
  6. Step 6: Final answer
    x = 869,623.45

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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.