Home / 1,533,712.40-2,301,605.40-859,792.40

Finding the Fourth Proportional to 1,533,712.40, 2,301,605.40 and 859,792.40

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Solution

The fourth proportional to 1,533,712.40, 2,301,605.40 and 859,792.40 is: 1,290,269.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,712.40 : 2,301,605.40 = 859,792.40 : x
  2. Step 2: Convert to fraction form
    1,533,712.40/2,301,605.40 = 859,792.40/x
  3. Step 3: Cross multiply
    1,533,712.40x = 2,301,605.40 × 859,792.40
  4. Step 4: Simplify right side
    1,533,712.40x = 1,978,902,830,718.96
  5. Step 5: Solve for x
    x = 1,978,902,830,718.96/1,533,712.40
  6. Step 6: Final answer
    x = 1,290,269.83

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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.