Home / 1,017,720.90-1,526,581.35-520,056.90

Finding the Fourth Proportional to 1,017,720.90, 1,526,581.35 and 520,056.90

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Solution

The fourth proportional to 1,017,720.90, 1,526,581.35 and 520,056.90 is: 780,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,720.90 : 1,526,581.35 = 520,056.90 : x
  2. Step 2: Convert to fraction form
    1,017,720.90/1,526,581.35 = 520,056.90/x
  3. Step 3: Cross multiply
    1,017,720.90x = 1,526,581.35 × 520,056.90
  4. Step 4: Simplify right side
    1,017,720.90x = 793,909,164,478.82
  5. Step 5: Solve for x
    x = 793,909,164,478.82/1,017,720.90
  6. Step 6: Final answer
    x = 780,085.35

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Similar ratio
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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.