Home / 1,054,739.51-1,455,540.81-571,303.16

Finding the Fourth Proportional to 1,054,739.51, 1,455,540.81 and 571,303.16

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Solution

The fourth proportional to 1,054,739.51, 1,455,540.81 and 571,303.16 is: 788,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,739.51 : 1,455,540.81 = 571,303.16 : x
  2. Step 2: Convert to fraction form
    1,054,739.51/1,455,540.81 = 571,303.16/x
  3. Step 3: Cross multiply
    1,054,739.51x = 1,455,540.81 × 571,303.16
  4. Step 4: Simplify right side
    1,054,739.51x = 831,555,064,261.96
  5. Step 5: Solve for x
    x = 831,555,064,261.96/1,054,739.51
  6. Step 6: Final answer
    x = 788,398.52

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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.