Home / 1,205,492.10-1,808,307.39-437,157.07

Finding the Fourth Proportional to 1,205,492.10, 1,808,307.39 and 437,157.07

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Solution

The fourth proportional to 1,205,492.10, 1,808,307.39 and 437,157.07 is: 655,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,492.10 : 1,808,307.39 = 437,157.07 : x
  2. Step 2: Convert to fraction form
    1,205,492.10/1,808,307.39 = 437,157.07/x
  3. Step 3: Cross multiply
    1,205,492.10x = 1,808,307.39 × 437,157.07
  4. Step 4: Simplify right side
    1,205,492.10x = 790,514,360,271.75
  5. Step 5: Solve for x
    x = 790,514,360,271.75/1,205,492.10
  6. Step 6: Final answer
    x = 655,760.71

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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.