Home / 1,303,480.60-1,955,220.90-555,429.40

Finding the Fourth Proportional to 1,303,480.60, 1,955,220.90 and 555,429.40

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Solution

The fourth proportional to 1,303,480.60, 1,955,220.90 and 555,429.40 is: 833,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,480.60 : 1,955,220.90 = 555,429.40 : x
  2. Step 2: Convert to fraction form
    1,303,480.60/1,955,220.90 = 555,429.40/x
  3. Step 3: Cross multiply
    1,303,480.60x = 1,955,220.90 × 555,429.40
  4. Step 4: Simplify right side
    1,303,480.60x = 1,085,987,171,354.46
  5. Step 5: Solve for x
    x = 1,085,987,171,354.46/1,303,480.60
  6. Step 6: Final answer
    x = 833,144.10

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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.