Home / 1,017,860.40-1,528,297.20-569,476.80

Finding the Fourth Proportional to 1,017,860.40, 1,528,297.20 and 569,476.80

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Solution

The fourth proportional to 1,017,860.40, 1,528,297.20 and 569,476.80 is: 855,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,860.40 : 1,528,297.20 = 569,476.80 : x
  2. Step 2: Convert to fraction form
    1,017,860.40/1,528,297.20 = 569,476.80/x
  3. Step 3: Cross multiply
    1,017,860.40x = 1,528,297.20 × 569,476.80
  4. Step 4: Simplify right side
    1,017,860.40x = 870,329,798,904.96
  5. Step 5: Solve for x
    x = 870,329,798,904.96/1,017,860.40
  6. Step 6: Final answer
    x = 855,058.12

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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.