Home / 1,402,308.60-2,103,462.90-655,812.60

Finding the Fourth Proportional to 1,402,308.60, 2,103,462.90 and 655,812.60

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Solution

The fourth proportional to 1,402,308.60, 2,103,462.90 and 655,812.60 is: 983,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,308.60 : 2,103,462.90 = 655,812.60 : x
  2. Step 2: Convert to fraction form
    1,402,308.60/2,103,462.90 = 655,812.60/x
  3. Step 3: Cross multiply
    1,402,308.60x = 2,103,462.90 × 655,812.60
  4. Step 4: Simplify right side
    1,402,308.60x = 1,379,477,473,452.54
  5. Step 5: Solve for x
    x = 1,379,477,473,452.54/1,402,308.60
  6. Step 6: Final answer
    x = 983,718.90

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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.