Home / 1,051,556.90-1,577,335.35-578,059.30

Finding the Fourth Proportional to 1,051,556.90, 1,577,335.35 and 578,059.30

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Solution

The fourth proportional to 1,051,556.90, 1,577,335.35 and 578,059.30 is: 867,088.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,556.90 : 1,577,335.35 = 578,059.30 : x
  2. Step 2: Convert to fraction form
    1,051,556.90/1,577,335.35 = 578,059.30/x
  3. Step 3: Cross multiply
    1,051,556.90x = 1,577,335.35 × 578,059.30
  4. Step 4: Simplify right side
    1,051,556.90x = 911,793,368,286.26
  5. Step 5: Solve for x
    x = 911,793,368,286.26/1,051,556.90
  6. Step 6: Final answer
    x = 867,088.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.