Home / 2,089,256.34-2,882,281.46-1,443,555.53

Finding the Fourth Proportional to 2,089,256.34, 2,882,281.46 and 1,443,555.53

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Solution

The fourth proportional to 2,089,256.34, 2,882,281.46 and 1,443,555.53 is: 1,991,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,256.34 : 2,882,281.46 = 1,443,555.53 : x
  2. Step 2: Convert to fraction form
    2,089,256.34/2,882,281.46 = 1,443,555.53/x
  3. Step 3: Cross multiply
    2,089,256.34x = 2,882,281.46 × 1,443,555.53
  4. Step 4: Simplify right side
    2,089,256.34x = 4,160,733,318,970.29
  5. Step 5: Solve for x
    x = 4,160,733,318,970.29/2,089,256.34
  6. Step 6: Final answer
    x = 1,991,490.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.