Home / 4,585,787.86-6,878,697.99-1,390,941.46

Finding the Fourth Proportional to 4,585,787.86, 6,878,697.99 and 1,390,941.46

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Solution

The fourth proportional to 4,585,787.86, 6,878,697.99 and 1,390,941.46 is: 2,086,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,787.86 : 6,878,697.99 = 1,390,941.46 : x
  2. Step 2: Convert to fraction form
    4,585,787.86/6,878,697.99 = 1,390,941.46/x
  3. Step 3: Cross multiply
    4,585,787.86x = 6,878,697.99 × 1,390,941.46
  4. Step 4: Simplify right side
    4,585,787.86x = 9,567,866,225,109.67
  5. Step 5: Solve for x
    x = 9,567,866,225,109.67/4,585,787.86
  6. Step 6: Final answer
    x = 2,086,417.10

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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.