Home / 1,054,887.90-1,455,743.91-571,455.19

Finding the Fourth Proportional to 1,054,887.90, 1,455,743.91 and 571,455.19

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Solution

The fourth proportional to 1,054,887.90, 1,455,743.91 and 571,455.19 is: 788,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,887.90 : 1,455,743.91 = 571,455.19 : x
  2. Step 2: Convert to fraction form
    1,054,887.90/1,455,743.91 = 571,455.19/x
  3. Step 3: Cross multiply
    1,054,887.90x = 1,455,743.91 × 571,455.19
  4. Step 4: Simplify right side
    1,054,887.90x = 831,892,412,680.39
  5. Step 5: Solve for x
    x = 831,892,412,680.39/1,054,887.90
  6. Step 6: Final answer
    x = 788,607.41

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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.