Home / 1,037,301.20-1,430,055.24-655,136.72

Finding the Fourth Proportional to 1,037,301.20, 1,430,055.24 and 655,136.72

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Solution

The fourth proportional to 1,037,301.20, 1,430,055.24 and 655,136.72 is: 903,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,301.20 : 1,430,055.24 = 655,136.72 : x
  2. Step 2: Convert to fraction form
    1,037,301.20/1,430,055.24 = 655,136.72/x
  3. Step 3: Cross multiply
    1,037,301.20x = 1,430,055.24 × 655,136.72
  4. Step 4: Simplify right side
    1,037,301.20x = 936,881,699,352.41
  5. Step 5: Solve for x
    x = 936,881,699,352.41/1,037,301.20
  6. Step 6: Final answer
    x = 903,191.57

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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.