Home / 1,012,804.80-1,518,964.20-585,416.40

Finding the Fourth Proportional to 1,012,804.80, 1,518,964.20 and 585,416.40

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Solution

The fourth proportional to 1,012,804.80, 1,518,964.20 and 585,416.40 is: 877,984.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,804.80 : 1,518,964.20 = 585,416.40 : x
  2. Step 2: Convert to fraction form
    1,012,804.80/1,518,964.20 = 585,416.40/x
  3. Step 3: Cross multiply
    1,012,804.80x = 1,518,964.20 × 585,416.40
  4. Step 4: Simplify right side
    1,012,804.80x = 889,226,553,692.88
  5. Step 5: Solve for x
    x = 889,226,553,692.88/1,012,804.80
  6. Step 6: Final answer
    x = 877,984.14

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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.