Home / 3,132,464.80-4,698,697.20-1,636,362.40

Finding the Fourth Proportional to 3,132,464.80, 4,698,697.20 and 1,636,362.40

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Solution

The fourth proportional to 3,132,464.80, 4,698,697.20 and 1,636,362.40 is: 2,454,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,464.80 : 4,698,697.20 = 1,636,362.40 : x
  2. Step 2: Convert to fraction form
    3,132,464.80/4,698,697.20 = 1,636,362.40/x
  3. Step 3: Cross multiply
    3,132,464.80x = 4,698,697.20 × 1,636,362.40
  4. Step 4: Simplify right side
    3,132,464.80x = 7,688,771,427,065.28
  5. Step 5: Solve for x
    x = 7,688,771,427,065.28/3,132,464.80
  6. Step 6: Final answer
    x = 2,454,543.60

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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.