Home / 1,310,357.16-1,964,623.79-580,483.95

Finding the Fourth Proportional to 1,310,357.16, 1,964,623.79 and 580,483.95

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Solution

The fourth proportional to 1,310,357.16, 1,964,623.79 and 580,483.95 is: 870,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,357.16 : 1,964,623.79 = 580,483.95 : x
  2. Step 2: Convert to fraction form
    1,310,357.16/1,964,623.79 = 580,483.95/x
  3. Step 3: Cross multiply
    1,310,357.16x = 1,964,623.79 × 580,483.95
  4. Step 4: Simplify right side
    1,310,357.16x = 1,140,432,574,980.75
  5. Step 5: Solve for x
    x = 1,140,432,574,980.75/1,310,357.16
  6. Step 6: Final answer
    x = 870,321.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.