Home / 1,000,117.44-1,379,818.80-570,087.36

Finding the Fourth Proportional to 1,000,117.44, 1,379,818.80 and 570,087.36

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Solution

The fourth proportional to 1,000,117.44, 1,379,818.80 and 570,087.36 is: 786,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,117.44 : 1,379,818.80 = 570,087.36 : x
  2. Step 2: Convert to fraction form
    1,000,117.44/1,379,818.80 = 570,087.36/x
  3. Step 3: Cross multiply
    1,000,117.44x = 1,379,818.80 × 570,087.36
  4. Step 4: Simplify right side
    1,000,117.44x = 786,617,256,970.37
  5. Step 5: Solve for x
    x = 786,617,256,970.37/1,000,117.44
  6. Step 6: Final answer
    x = 786,524.89

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1.5x scale

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.