Home / 1,859,590.94-2,788,302.57-721,023

Finding the Fourth Proportional to 1,859,590.94, 2,788,302.57 and 721,023

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Solution

The fourth proportional to 1,859,590.94, 2,788,302.57 and 721,023 is: 1,081,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,590.94 : 2,788,302.57 = 721,023 : x
  2. Step 2: Convert to fraction form
    1,859,590.94/2,788,302.57 = 721,023/x
  3. Step 3: Cross multiply
    1,859,590.94x = 2,788,302.57 × 721,023
  4. Step 4: Simplify right side
    1,859,590.94x = 2,010,430,283,929.11
  5. Step 5: Solve for x
    x = 2,010,430,283,929.11/1,859,590.94
  6. Step 6: Final answer
    x = 1,081,114.26

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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.