Home / 1,333,161.60-1,999,742.40-585,207.60

Finding the Fourth Proportional to 1,333,161.60, 1,999,742.40 and 585,207.60

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Solution

The fourth proportional to 1,333,161.60, 1,999,742.40 and 585,207.60 is: 877,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,161.60 : 1,999,742.40 = 585,207.60 : x
  2. Step 2: Convert to fraction form
    1,333,161.60/1,999,742.40 = 585,207.60/x
  3. Step 3: Cross multiply
    1,333,161.60x = 1,999,742.40 × 585,207.60
  4. Step 4: Simplify right side
    1,333,161.60x = 1,170,264,450,522.24
  5. Step 5: Solve for x
    x = 1,170,264,450,522.24/1,333,161.60
  6. Step 6: Final answer
    x = 877,811.40

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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.