Home / 1,119,014.40-1,679,017.68-586,408.80

Finding the Fourth Proportional to 1,119,014.40, 1,679,017.68 and 586,408.80

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Solution

The fourth proportional to 1,119,014.40, 1,679,017.68 and 586,408.80 is: 879,873.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,014.40 : 1,679,017.68 = 586,408.80 : x
  2. Step 2: Convert to fraction form
    1,119,014.40/1,679,017.68 = 586,408.80/x
  3. Step 3: Cross multiply
    1,119,014.40x = 1,679,017.68 × 586,408.80
  4. Step 4: Simplify right side
    1,119,014.40x = 984,590,742,907.58
  5. Step 5: Solve for x
    x = 984,590,742,907.58/1,119,014.40
  6. Step 6: Final answer
    x = 879,873.17

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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.