Home / 1,054,904.61-1,455,766.93-571,471.71

Finding the Fourth Proportional to 1,054,904.61, 1,455,766.93 and 571,471.71

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Solution

The fourth proportional to 1,054,904.61, 1,455,766.93 and 571,471.71 is: 788,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,904.61 : 1,455,766.93 = 571,471.71 : x
  2. Step 2: Convert to fraction form
    1,054,904.61/1,455,766.93 = 571,471.71/x
  3. Step 3: Cross multiply
    1,054,904.61x = 1,455,766.93 × 571,471.71
  4. Step 4: Simplify right side
    1,054,904.61x = 831,929,612,103.76
  5. Step 5: Solve for x
    x = 831,929,612,103.76/1,054,904.61
  6. Step 6: Final answer
    x = 788,630.18

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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.