Home / 1,054,953.91-1,455,828.35-571,515.60

Finding the Fourth Proportional to 1,054,953.91, 1,455,828.35 and 571,515.60

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Solution

The fourth proportional to 1,054,953.91, 1,455,828.35 and 571,515.60 is: 788,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,953.91 : 1,455,828.35 = 571,515.60 : x
  2. Step 2: Convert to fraction form
    1,054,953.91/1,455,828.35 = 571,515.60/x
  3. Step 3: Cross multiply
    1,054,953.91x = 1,455,828.35 × 571,515.60
  4. Step 4: Simplify right side
    1,054,953.91x = 832,028,608,967.39
  5. Step 5: Solve for x
    x = 832,028,608,967.39/1,054,953.91
  6. Step 6: Final answer
    x = 788,687.16

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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.