Home / 1,054,888.38-1,455,739.74-571,462.74

Finding the Fourth Proportional to 1,054,888.38, 1,455,739.74 and 571,462.74

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Solution

The fourth proportional to 1,054,888.38, 1,455,739.74 and 571,462.74 is: 788,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,888.38 : 1,455,739.74 = 571,462.74 : x
  2. Step 2: Convert to fraction form
    1,054,888.38/1,455,739.74 = 571,462.74/x
  3. Step 3: Cross multiply
    1,054,888.38x = 1,455,739.74 × 571,462.74
  4. Step 4: Simplify right side
    1,054,888.38x = 831,901,020,547.29
  5. Step 5: Solve for x
    x = 831,901,020,547.29/1,054,888.38
  6. Step 6: Final answer
    x = 788,615.21

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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.