Home / 1,056,528.60-1,458,269.64-648,728.16

Finding the Fourth Proportional to 1,056,528.60, 1,458,269.64 and 648,728.16

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Solution

The fourth proportional to 1,056,528.60, 1,458,269.64 and 648,728.16 is: 895,404.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,528.60 : 1,458,269.64 = 648,728.16 : x
  2. Step 2: Convert to fraction form
    1,056,528.60/1,458,269.64 = 648,728.16/x
  3. Step 3: Cross multiply
    1,056,528.60x = 1,458,269.64 × 648,728.16
  4. Step 4: Simplify right side
    1,056,528.60x = 946,020,580,341.06
  5. Step 5: Solve for x
    x = 946,020,580,341.06/1,056,528.60
  6. Step 6: Final answer
    x = 895,404.61

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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.