Home / 1,141,575.48-1,575,385.74-688,779

Finding the Fourth Proportional to 1,141,575.48, 1,575,385.74 and 688,779

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Solution

The fourth proportional to 1,141,575.48, 1,575,385.74 and 688,779 is: 950,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,575.48 : 1,575,385.74 = 688,779 : x
  2. Step 2: Convert to fraction form
    1,141,575.48/1,575,385.74 = 688,779/x
  3. Step 3: Cross multiply
    1,141,575.48x = 1,575,385.74 × 688,779
  4. Step 4: Simplify right side
    1,141,575.48x = 1,085,092,614,611.46
  5. Step 5: Solve for x
    x = 1,085,092,614,611.46/1,141,575.48
  6. Step 6: Final answer
    x = 950,522.01

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1.5x scale

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.