Home / 3,234,429.60-4,845,812.40-1,547,815.20

Finding the Fourth Proportional to 3,234,429.60, 4,845,812.40 and 1,547,815.20

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Solution

The fourth proportional to 3,234,429.60, 4,845,812.40 and 1,547,815.20 is: 2,318,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234,429.60 : 4,845,812.40 = 1,547,815.20 : x
  2. Step 2: Convert to fraction form
    3,234,429.60/4,845,812.40 = 1,547,815.20/x
  3. Step 3: Cross multiply
    3,234,429.60x = 4,845,812.40 × 1,547,815.20
  4. Step 4: Simplify right side
    3,234,429.60x = 7,500,422,089,068.48
  5. Step 5: Solve for x
    x = 7,500,422,089,068.48/3,234,429.60
  6. Step 6: Final answer
    x = 2,318,931.93

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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.