Home / 4,912,938.40-7,370,444.40-1,547,485.60

Finding the Fourth Proportional to 4,912,938.40, 7,370,444.40 and 1,547,485.60

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Solution

The fourth proportional to 4,912,938.40, 7,370,444.40 and 1,547,485.60 is: 2,321,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,938.40 : 7,370,444.40 = 1,547,485.60 : x
  2. Step 2: Convert to fraction form
    4,912,938.40/7,370,444.40 = 1,547,485.60/x
  3. Step 3: Cross multiply
    4,912,938.40x = 7,370,444.40 × 1,547,485.60
  4. Step 4: Simplify right side
    4,912,938.40x = 11,405,656,574,600.64
  5. Step 5: Solve for x
    x = 11,405,656,574,600.64/4,912,938.40
  6. Step 6: Final answer
    x = 2,321,554.97

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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.