Home / 1,146,735.42-1,582,461.33-630,488.80

Finding the Fourth Proportional to 1,146,735.42, 1,582,461.33 and 630,488.80

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Solution

The fourth proportional to 1,146,735.42, 1,582,461.33 and 630,488.80 is: 870,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,735.42 : 1,582,461.33 = 630,488.80 : x
  2. Step 2: Convert to fraction form
    1,146,735.42/1,582,461.33 = 630,488.80/x
  3. Step 3: Cross multiply
    1,146,735.42x = 1,582,461.33 × 630,488.80
  4. Step 4: Simplify right side
    1,146,735.42x = 997,724,144,611.85
  5. Step 5: Solve for x
    x = 997,724,144,611.85/1,146,735.42
  6. Step 6: Final answer
    x = 870,056.10

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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.