Home / 1,626,328.96-2,439,052.80-679,501.60

Finding the Fourth Proportional to 1,626,328.96, 2,439,052.80 and 679,501.60

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Solution

The fourth proportional to 1,626,328.96, 2,439,052.80 and 679,501.60 is: 1,019,068.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,328.96 : 2,439,052.80 = 679,501.60 : x
  2. Step 2: Convert to fraction form
    1,626,328.96/2,439,052.80 = 679,501.60/x
  3. Step 3: Cross multiply
    1,626,328.96x = 2,439,052.80 × 679,501.60
  4. Step 4: Simplify right side
    1,626,328.96x = 1,657,340,280,084.48
  5. Step 5: Solve for x
    x = 1,657,340,280,084.48/1,626,328.96
  6. Step 6: Final answer
    x = 1,019,068.29

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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.