Home / 1,153,703.86-1,592,143.46-637,491.17

Finding the Fourth Proportional to 1,153,703.86, 1,592,143.46 and 637,491.17

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Solution

The fourth proportional to 1,153,703.86, 1,592,143.46 and 637,491.17 is: 879,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,703.86 : 1,592,143.46 = 637,491.17 : x
  2. Step 2: Convert to fraction form
    1,153,703.86/1,592,143.46 = 637,491.17/x
  3. Step 3: Cross multiply
    1,153,703.86x = 1,592,143.46 × 637,491.17
  4. Step 4: Simplify right side
    1,153,703.86x = 1,014,977,397,123.25
  5. Step 5: Solve for x
    x = 1,014,977,397,123.25/1,153,703.86
  6. Step 6: Final answer
    x = 879,755.57

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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.