Home / 1,137,980.68-1,570,458.50-654,545.32

Finding the Fourth Proportional to 1,137,980.68, 1,570,458.50 and 654,545.32

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Solution

The fourth proportional to 1,137,980.68, 1,570,458.50 and 654,545.32 is: 903,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,980.68 : 1,570,458.50 = 654,545.32 : x
  2. Step 2: Convert to fraction form
    1,137,980.68/1,570,458.50 = 654,545.32/x
  3. Step 3: Cross multiply
    1,137,980.68x = 1,570,458.50 × 654,545.32
  4. Step 4: Simplify right side
    1,137,980.68x = 1,027,936,261,429.22
  5. Step 5: Solve for x
    x = 1,027,936,261,429.22/1,137,980.68
  6. Step 6: Final answer
    x = 903,298.52

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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.