Home / 1,340,085.74-1,849,312.52-759,307.84

Finding the Fourth Proportional to 1,340,085.74, 1,849,312.52 and 759,307.84

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Solution

The fourth proportional to 1,340,085.74, 1,849,312.52 and 759,307.84 is: 1,047,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,085.74 : 1,849,312.52 = 759,307.84 : x
  2. Step 2: Convert to fraction form
    1,340,085.74/1,849,312.52 = 759,307.84/x
  3. Step 3: Cross multiply
    1,340,085.74x = 1,849,312.52 × 759,307.84
  4. Step 4: Simplify right side
    1,340,085.74x = 1,404,197,489,473.74
  5. Step 5: Solve for x
    x = 1,404,197,489,473.74/1,340,085.74
  6. Step 6: Final answer
    x = 1,047,841.53

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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.