Home / 1,137,514.01-1,570,479.30-724,284

Finding the Fourth Proportional to 1,137,514.01, 1,570,479.30 and 724,284

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Solution

The fourth proportional to 1,137,514.01, 1,570,479.30 and 724,284 is: 999,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,514.01 : 1,570,479.30 = 724,284 : x
  2. Step 2: Convert to fraction form
    1,137,514.01/1,570,479.30 = 724,284/x
  3. Step 3: Cross multiply
    1,137,514.01x = 1,570,479.30 × 724,284
  4. Step 4: Simplify right side
    1,137,514.01x = 1,137,473,029,321.20
  5. Step 5: Solve for x
    x = 1,137,473,029,321.20/1,137,514.01
  6. Step 6: Final answer
    x = 999,963.98

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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.