Home / 1,355,693.76-2,031,062.04-634,712.76

Finding the Fourth Proportional to 1,355,693.76, 2,031,062.04 and 634,712.76

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Solution

The fourth proportional to 1,355,693.76, 2,031,062.04 and 634,712.76 is: 950,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,693.76 : 2,031,062.04 = 634,712.76 : x
  2. Step 2: Convert to fraction form
    1,355,693.76/2,031,062.04 = 634,712.76/x
  3. Step 3: Cross multiply
    1,355,693.76x = 2,031,062.04 × 634,712.76
  4. Step 4: Simplify right side
    1,355,693.76x = 1,289,140,993,139.63
  5. Step 5: Solve for x
    x = 1,289,140,993,139.63/1,355,693.76
  6. Step 6: Final answer
    x = 950,908.70

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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.