Home / 1,771,247.60-2,656,871.40-1,624,281.20

Finding the Fourth Proportional to 1,771,247.60, 2,656,871.40 and 1,624,281.20

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Solution

The fourth proportional to 1,771,247.60, 2,656,871.40 and 1,624,281.20 is: 2,436,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,247.60 : 2,656,871.40 = 1,624,281.20 : x
  2. Step 2: Convert to fraction form
    1,771,247.60/2,656,871.40 = 1,624,281.20/x
  3. Step 3: Cross multiply
    1,771,247.60x = 2,656,871.40 × 1,624,281.20
  4. Step 4: Simplify right side
    1,771,247.60x = 4,315,506,265,837.68
  5. Step 5: Solve for x
    x = 4,315,506,265,837.68/1,771,247.60
  6. Step 6: Final answer
    x = 2,436,421.80

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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.