Home / 1,895,117.51-2,842,364.72-680,442.63

Finding the Fourth Proportional to 1,895,117.51, 2,842,364.72 and 680,442.63

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Solution

The fourth proportional to 1,895,117.51, 2,842,364.72 and 680,442.63 is: 1,020,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,117.51 : 2,842,364.72 = 680,442.63 : x
  2. Step 2: Convert to fraction form
    1,895,117.51/2,842,364.72 = 680,442.63/x
  3. Step 3: Cross multiply
    1,895,117.51x = 2,842,364.72 × 680,442.63
  4. Step 4: Simplify right side
    1,895,117.51x = 1,934,066,116,538.25
  5. Step 5: Solve for x
    x = 1,934,066,116,538.25/1,895,117.51
  6. Step 6: Final answer
    x = 1,020,552.08

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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.