Home / 3,439,762.20-5,152,547.70-2,015,501.40

Finding the Fourth Proportional to 3,439,762.20, 5,152,547.70 and 2,015,501.40

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Solution

The fourth proportional to 3,439,762.20, 5,152,547.70 and 2,015,501.40 is: 3,019,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,762.20 : 5,152,547.70 = 2,015,501.40 : x
  2. Step 2: Convert to fraction form
    3,439,762.20/5,152,547.70 = 2,015,501.40/x
  3. Step 3: Cross multiply
    3,439,762.20x = 5,152,547.70 × 2,015,501.40
  4. Step 4: Simplify right side
    3,439,762.20x = 10,384,967,102,916.78
  5. Step 5: Solve for x
    x = 10,384,967,102,916.78/3,439,762.20
  6. Step 6: Final answer
    x = 3,019,094.49

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1.5x scale

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.