Home / 1,054,475.39-1,455,173.79-571,039.04

Finding the Fourth Proportional to 1,054,475.39, 1,455,173.79 and 571,039.04

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Solution

The fourth proportional to 1,054,475.39, 1,455,173.79 and 571,039.04 is: 788,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,475.39 : 1,455,173.79 = 571,039.04 : x
  2. Step 2: Convert to fraction form
    1,054,475.39/1,455,173.79 = 571,039.04/x
  3. Step 3: Cross multiply
    1,054,475.39x = 1,455,173.79 × 571,039.04
  4. Step 4: Simplify right side
    1,054,475.39x = 830,961,036,798.89
  5. Step 5: Solve for x
    x = 830,961,036,798.89/1,054,475.39
  6. Step 6: Final answer
    x = 788,032.65

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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.