Home / 1,132,965.60-1,563,537.12-623,715.36

Finding the Fourth Proportional to 1,132,965.60, 1,563,537.12 and 623,715.36

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Solution

The fourth proportional to 1,132,965.60, 1,563,537.12 and 623,715.36 is: 860,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,965.60 : 1,563,537.12 = 623,715.36 : x
  2. Step 2: Convert to fraction form
    1,132,965.60/1,563,537.12 = 623,715.36/x
  3. Step 3: Cross multiply
    1,132,965.60x = 1,563,537.12 × 623,715.36
  4. Step 4: Simplify right side
    1,132,965.60x = 975,202,117,674.16
  5. Step 5: Solve for x
    x = 975,202,117,674.16/1,132,965.60
  6. Step 6: Final answer
    x = 860,751.75

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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.