Home / 1,146,915.56-1,582,784.02-630,708.76

Finding the Fourth Proportional to 1,146,915.56, 1,582,784.02 and 630,708.76

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Solution

The fourth proportional to 1,146,915.56, 1,582,784.02 and 630,708.76 is: 870,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,915.56 : 1,582,784.02 = 630,708.76 : x
  2. Step 2: Convert to fraction form
    1,146,915.56/1,582,784.02 = 630,708.76/x
  3. Step 3: Cross multiply
    1,146,915.56x = 1,582,784.02 × 630,708.76
  4. Step 4: Simplify right side
    1,146,915.56x = 998,275,746,602.02
  5. Step 5: Solve for x
    x = 998,275,746,602.02/1,146,915.56
  6. Step 6: Final answer
    x = 870,400.39

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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.