Home / 1,166,887.18-1,610,301.90-630,343.18

Finding the Fourth Proportional to 1,166,887.18, 1,610,301.90 and 630,343.18

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Solution

The fourth proportional to 1,166,887.18, 1,610,301.90 and 630,343.18 is: 869,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,887.18 : 1,610,301.90 = 630,343.18 : x
  2. Step 2: Convert to fraction form
    1,166,887.18/1,610,301.90 = 630,343.18/x
  3. Step 3: Cross multiply
    1,166,887.18x = 1,610,301.90 × 630,343.18
  4. Step 4: Simplify right side
    1,166,887.18x = 1,015,042,820,406.04
  5. Step 5: Solve for x
    x = 1,015,042,820,406.04/1,166,887.18
  6. Step 6: Final answer
    x = 869,872.29

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Double scale
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1.5x scale

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.