Home / 1,154,706.20-1,593,430.26-638,430.26

Finding the Fourth Proportional to 1,154,706.20, 1,593,430.26 and 638,430.26

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Solution

The fourth proportional to 1,154,706.20, 1,593,430.26 and 638,430.26 is: 880,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,706.20 : 1,593,430.26 = 638,430.26 : x
  2. Step 2: Convert to fraction form
    1,154,706.20/1,593,430.26 = 638,430.26/x
  3. Step 3: Cross multiply
    1,154,706.20x = 1,593,430.26 × 638,430.26
  4. Step 4: Simplify right side
    1,154,706.20x = 1,017,294,095,183.67
  5. Step 5: Solve for x
    x = 1,017,294,095,183.67/1,154,706.20
  6. Step 6: Final answer
    x = 880,998.21

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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.