Home / 1,146,730.60-1,582,505.76-630,506.80

Finding the Fourth Proportional to 1,146,730.60, 1,582,505.76 and 630,506.80

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Solution

The fourth proportional to 1,146,730.60, 1,582,505.76 and 630,506.80 is: 870,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,730.60 : 1,582,505.76 = 630,506.80 : x
  2. Step 2: Convert to fraction form
    1,146,730.60/1,582,505.76 = 630,506.80/x
  3. Step 3: Cross multiply
    1,146,730.60x = 1,582,505.76 × 630,506.80
  4. Step 4: Simplify right side
    1,146,730.60x = 997,780,642,719.17
  5. Step 5: Solve for x
    x = 997,780,642,719.17/1,146,730.60
  6. Step 6: Final answer
    x = 870,109.02

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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.