Home / 1,018,847.82-1,406,017.57-559,970.20

Finding the Fourth Proportional to 1,018,847.82, 1,406,017.57 and 559,970.20

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Solution

The fourth proportional to 1,018,847.82, 1,406,017.57 and 559,970.20 is: 772,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,847.82 : 1,406,017.57 = 559,970.20 : x
  2. Step 2: Convert to fraction form
    1,018,847.82/1,406,017.57 = 559,970.20/x
  3. Step 3: Cross multiply
    1,018,847.82x = 1,406,017.57 × 559,970.20
  4. Step 4: Simplify right side
    1,018,847.82x = 787,327,939,876.41
  5. Step 5: Solve for x
    x = 787,327,939,876.41/1,018,847.82
  6. Step 6: Final answer
    x = 772,763.04

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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.