Home / 1,118,931.18-1,678,408.46-895,710.57

Finding the Fourth Proportional to 1,118,931.18, 1,678,408.46 and 895,710.57

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Solution

The fourth proportional to 1,118,931.18, 1,678,408.46 and 895,710.57 is: 1,343,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,931.18 : 1,678,408.46 = 895,710.57 : x
  2. Step 2: Convert to fraction form
    1,118,931.18/1,678,408.46 = 895,710.57/x
  3. Step 3: Cross multiply
    1,118,931.18x = 1,678,408.46 × 895,710.57
  4. Step 4: Simplify right side
    1,118,931.18x = 1,503,368,193,920.87
  5. Step 5: Solve for x
    x = 1,503,368,193,920.87/1,118,931.18
  6. Step 6: Final answer
    x = 1,343,575.21

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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.