Home / 1,054,547.55-1,455,268.31-571,101.63

Finding the Fourth Proportional to 1,054,547.55, 1,455,268.31 and 571,101.63

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Solution

The fourth proportional to 1,054,547.55, 1,455,268.31 and 571,101.63 is: 788,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,547.55 : 1,455,268.31 = 571,101.63 : x
  2. Step 2: Convert to fraction form
    1,054,547.55/1,455,268.31 = 571,101.63/x
  3. Step 3: Cross multiply
    1,054,547.55x = 1,455,268.31 × 571,101.63
  4. Step 4: Simplify right side
    1,054,547.55x = 831,106,101,072.84
  5. Step 5: Solve for x
    x = 831,106,101,072.84/1,054,547.55
  6. Step 6: Final answer
    x = 788,116.29

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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.