Home / 1,054,739.26-1,455,540.47-571,302.91

Finding the Fourth Proportional to 1,054,739.26, 1,455,540.47 and 571,302.91

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Solution

The fourth proportional to 1,054,739.26, 1,455,540.47 and 571,302.91 is: 788,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,739.26 : 1,455,540.47 = 571,302.91 : x
  2. Step 2: Convert to fraction form
    1,054,739.26/1,455,540.47 = 571,302.91/x
  3. Step 3: Cross multiply
    1,054,739.26x = 1,455,540.47 × 571,302.91
  4. Step 4: Simplify right side
    1,054,739.26x = 831,554,506,133.77
  5. Step 5: Solve for x
    x = 831,554,506,133.77/1,054,739.26
  6. Step 6: Final answer
    x = 788,398.17

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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.