Home / 4,430,431.40-6,645,647.10-1,064,638.40

Finding the Fourth Proportional to 4,430,431.40, 6,645,647.10 and 1,064,638.40

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Solution

The fourth proportional to 4,430,431.40, 6,645,647.10 and 1,064,638.40 is: 1,596,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430,431.40 : 6,645,647.10 = 1,064,638.40 : x
  2. Step 2: Convert to fraction form
    4,430,431.40/6,645,647.10 = 1,064,638.40/x
  3. Step 3: Cross multiply
    4,430,431.40x = 6,645,647.10 × 1,064,638.40
  4. Step 4: Simplify right side
    4,430,431.40x = 7,075,211,095,508.64
  5. Step 5: Solve for x
    x = 7,075,211,095,508.64/4,430,431.40
  6. Step 6: Final answer
    x = 1,596,957.60

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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.