Home / 1,038,307.10-1,556,596.65-439,727.90

Finding the Fourth Proportional to 1,038,307.10, 1,556,596.65 and 439,727.90

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Solution

The fourth proportional to 1,038,307.10, 1,556,596.65 and 439,727.90 is: 659,225.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,307.10 : 1,556,596.65 = 439,727.90 : x
  2. Step 2: Convert to fraction form
    1,038,307.10/1,556,596.65 = 439,727.90/x
  3. Step 3: Cross multiply
    1,038,307.10x = 1,556,596.65 × 439,727.90
  4. Step 4: Simplify right side
    1,038,307.10x = 684,478,976,051.54
  5. Step 5: Solve for x
    x = 684,478,976,051.54/1,038,307.10
  6. Step 6: Final answer
    x = 659,225.94

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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.