Home / 1,630,848.40-2,445,397.80-683,148.40

Finding the Fourth Proportional to 1,630,848.40, 2,445,397.80 and 683,148.40

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Solution

The fourth proportional to 1,630,848.40, 2,445,397.80 and 683,148.40 is: 1,024,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,848.40 : 2,445,397.80 = 683,148.40 : x
  2. Step 2: Convert to fraction form
    1,630,848.40/2,445,397.80 = 683,148.40/x
  3. Step 3: Cross multiply
    1,630,848.40x = 2,445,397.80 × 683,148.40
  4. Step 4: Simplify right side
    1,630,848.40x = 1,670,569,594,433.52
  5. Step 5: Solve for x
    x = 1,670,569,594,433.52/1,630,848.40
  6. Step 6: Final answer
    x = 1,024,356.15

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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.