Home / 1,787,130.23-2,466,264.71-971,333.67

Finding the Fourth Proportional to 1,787,130.23, 2,466,264.71 and 971,333.67

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Solution

The fourth proportional to 1,787,130.23, 2,466,264.71 and 971,333.67 is: 1,340,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,130.23 : 2,466,264.71 = 971,333.67 : x
  2. Step 2: Convert to fraction form
    1,787,130.23/2,466,264.71 = 971,333.67/x
  3. Step 3: Cross multiply
    1,787,130.23x = 2,466,264.71 × 971,333.67
  4. Step 4: Simplify right side
    1,787,130.23x = 2,395,565,947,099.12
  5. Step 5: Solve for x
    x = 2,395,565,947,099.12/1,787,130.23
  6. Step 6: Final answer
    x = 1,340,454.05

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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.