Home / 1,365,861.60-2,048,792.40-655,718.40

Finding the Fourth Proportional to 1,365,861.60, 2,048,792.40 and 655,718.40

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Solution

The fourth proportional to 1,365,861.60, 2,048,792.40 and 655,718.40 is: 983,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,861.60 : 2,048,792.40 = 655,718.40 : x
  2. Step 2: Convert to fraction form
    1,365,861.60/2,048,792.40 = 655,718.40/x
  3. Step 3: Cross multiply
    1,365,861.60x = 2,048,792.40 × 655,718.40
  4. Step 4: Simplify right side
    1,365,861.60x = 1,343,430,874,460.16
  5. Step 5: Solve for x
    x = 1,343,430,874,460.16/1,365,861.60
  6. Step 6: Final answer
    x = 983,577.60

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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.