Home / 1,775,002.40-2,660,948.40-1,065,312.80

Finding the Fourth Proportional to 1,775,002.40, 2,660,948.40 and 1,065,312.80

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Solution

The fourth proportional to 1,775,002.40, 2,660,948.40 and 1,065,312.80 is: 1,597,035.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,002.40 : 2,660,948.40 = 1,065,312.80 : x
  2. Step 2: Convert to fraction form
    1,775,002.40/2,660,948.40 = 1,065,312.80/x
  3. Step 3: Cross multiply
    1,775,002.40x = 2,660,948.40 × 1,065,312.80
  4. Step 4: Simplify right side
    1,775,002.40x = 2,834,742,390,659.52
  5. Step 5: Solve for x
    x = 2,834,742,390,659.52/1,775,002.40
  6. Step 6: Final answer
    x = 1,597,035.81

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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.