Home / 1,018,744.96-1,528,422.72-411,220.48

Finding the Fourth Proportional to 1,018,744.96, 1,528,422.72 and 411,220.48

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Solution

The fourth proportional to 1,018,744.96, 1,528,422.72 and 411,220.48 is: 616,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,744.96 : 1,528,422.72 = 411,220.48 : x
  2. Step 2: Convert to fraction form
    1,018,744.96/1,528,422.72 = 411,220.48/x
  3. Step 3: Cross multiply
    1,018,744.96x = 1,528,422.72 × 411,220.48
  4. Step 4: Simplify right side
    1,018,744.96x = 628,518,724,561.31
  5. Step 5: Solve for x
    x = 628,518,724,561.31/1,018,744.96
  6. Step 6: Final answer
    x = 616,953.95

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1.5x scale

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.