Home / 1,358,315.55-2,034,811.08-788,501.88

Finding the Fourth Proportional to 1,358,315.55, 2,034,811.08 and 788,501.88

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Solution

The fourth proportional to 1,358,315.55, 2,034,811.08 and 788,501.88 is: 1,181,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,315.55 : 2,034,811.08 = 788,501.88 : x
  2. Step 2: Convert to fraction form
    1,358,315.55/2,034,811.08 = 788,501.88/x
  3. Step 3: Cross multiply
    1,358,315.55x = 2,034,811.08 × 788,501.88
  4. Step 4: Simplify right side
    1,358,315.55x = 1,604,452,362,024.83
  5. Step 5: Solve for x
    x = 1,604,452,362,024.83/1,358,315.55
  6. Step 6: Final answer
    x = 1,181,207.39

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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.