Home / 1,189,082.16-1,640,703.60-706,075.92

Finding the Fourth Proportional to 1,189,082.16, 1,640,703.60 and 706,075.92

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Solution

The fourth proportional to 1,189,082.16, 1,640,703.60 and 706,075.92 is: 974,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,082.16 : 1,640,703.60 = 706,075.92 : x
  2. Step 2: Convert to fraction form
    1,189,082.16/1,640,703.60 = 706,075.92/x
  3. Step 3: Cross multiply
    1,189,082.16x = 1,640,703.60 × 706,075.92
  4. Step 4: Simplify right side
    1,189,082.16x = 1,158,461,303,817.31
  5. Step 5: Solve for x
    x = 1,158,461,303,817.31/1,189,082.16
  6. Step 6: Final answer
    x = 974,248.33

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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.