Home / 3,516,830.65-5,275,188.73-1,120,642.93

Finding the Fourth Proportional to 3,516,830.65, 5,275,188.73 and 1,120,642.93

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Solution

The fourth proportional to 3,516,830.65, 5,275,188.73 and 1,120,642.93 is: 1,680,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,830.65 : 5,275,188.73 = 1,120,642.93 : x
  2. Step 2: Convert to fraction form
    3,516,830.65/5,275,188.73 = 1,120,642.93/x
  3. Step 3: Cross multiply
    3,516,830.65x = 5,275,188.73 × 1,120,642.93
  4. Step 4: Simplify right side
    3,516,830.65x = 5,911,602,954,690.18
  5. Step 5: Solve for x
    x = 5,911,602,954,690.18/3,516,830.65
  6. Step 6: Final answer
    x = 1,680,946.15

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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.