Home / 1,775,384.48-2,663,054.64-1,689,318.80

Finding the Fourth Proportional to 1,775,384.48, 2,663,054.64 and 1,689,318.80

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Solution

The fourth proportional to 1,775,384.48, 2,663,054.64 and 1,689,318.80 is: 2,533,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,384.48 : 2,663,054.64 = 1,689,318.80 : x
  2. Step 2: Convert to fraction form
    1,775,384.48/2,663,054.64 = 1,689,318.80/x
  3. Step 3: Cross multiply
    1,775,384.48x = 2,663,054.64 × 1,689,318.80
  4. Step 4: Simplify right side
    1,775,384.48x = 4,498,748,268,779.23
  5. Step 5: Solve for x
    x = 4,498,748,268,779.23/1,775,384.48
  6. Step 6: Final answer
    x = 2,533,957.19

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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.