Home / 1,880,318.04-2,594,838.81-1,020,878.40

Finding the Fourth Proportional to 1,880,318.04, 2,594,838.81 and 1,020,878.40

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Solution

The fourth proportional to 1,880,318.04, 2,594,838.81 and 1,020,878.40 is: 1,408,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,318.04 : 2,594,838.81 = 1,020,878.40 : x
  2. Step 2: Convert to fraction form
    1,880,318.04/2,594,838.81 = 1,020,878.40/x
  3. Step 3: Cross multiply
    1,880,318.04x = 2,594,838.81 × 1,020,878.40
  4. Step 4: Simplify right side
    1,880,318.04x = 2,649,014,892,610.70
  5. Step 5: Solve for x
    x = 2,649,014,892,610.70/1,880,318.04
  6. Step 6: Final answer
    x = 1,408,812.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.