Home / 1,650,150.54-2,475,931.59-690,830.28

Finding the Fourth Proportional to 1,650,150.54, 2,475,931.59 and 690,830.28

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Solution

The fourth proportional to 1,650,150.54, 2,475,931.59 and 690,830.28 is: 1,036,540.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,150.54 : 2,475,931.59 = 690,830.28 : x
  2. Step 2: Convert to fraction form
    1,650,150.54/2,475,931.59 = 690,830.28/x
  3. Step 3: Cross multiply
    1,650,150.54x = 2,475,931.59 × 690,830.28
  4. Step 4: Simplify right side
    1,650,150.54x = 1,710,448,513,580.55
  5. Step 5: Solve for x
    x = 1,710,448,513,580.55/1,650,150.54
  6. Step 6: Final answer
    x = 1,036,540.89

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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.