Home / 2,153,826.40-3,230,710.80-657,925.60

Finding the Fourth Proportional to 2,153,826.40, 3,230,710.80 and 657,925.60

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Solution

The fourth proportional to 2,153,826.40, 3,230,710.80 and 657,925.60 is: 986,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,826.40 : 3,230,710.80 = 657,925.60 : x
  2. Step 2: Convert to fraction form
    2,153,826.40/3,230,710.80 = 657,925.60/x
  3. Step 3: Cross multiply
    2,153,826.40x = 3,230,710.80 × 657,925.60
  4. Step 4: Simplify right side
    2,153,826.40x = 2,125,567,341,516.48
  5. Step 5: Solve for x
    x = 2,125,567,341,516.48/2,153,826.40
  6. Step 6: Final answer
    x = 986,879.60

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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.