Home / 1,054,213.86-1,454,813.01-570,779.40

Finding the Fourth Proportional to 1,054,213.86, 1,454,813.01 and 570,779.40

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Solution

The fourth proportional to 1,054,213.86, 1,454,813.01 and 570,779.40 is: 787,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,213.86 : 1,454,813.01 = 570,779.40 : x
  2. Step 2: Convert to fraction form
    1,054,213.86/1,454,813.01 = 570,779.40/x
  3. Step 3: Cross multiply
    1,054,213.86x = 1,454,813.01 × 570,779.40
  4. Step 4: Simplify right side
    1,054,213.86x = 830,377,296,959.99
  5. Step 5: Solve for x
    x = 830,377,296,959.99/1,054,213.86
  6. Step 6: Final answer
    x = 787,674.43

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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.