Home / 971,077.02-1,449,424.88-911,240.70

Finding the Fourth Proportional to 971,077.02, 1,449,424.88 and 911,240.70

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Solution

The fourth proportional to 971,077.02, 1,449,424.88 and 911,240.70 is: 1,360,113.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,077.02 : 1,449,424.88 = 911,240.70 : x
  2. Step 2: Convert to fraction form
    971,077.02/1,449,424.88 = 911,240.70/x
  3. Step 3: Cross multiply
    971,077.02x = 1,449,424.88 × 911,240.70
  4. Step 4: Simplify right side
    971,077.02x = 1,320,774,937,692.41
  5. Step 5: Solve for x
    x = 1,320,774,937,692.41/971,077.02
  6. Step 6: Final answer
    x = 1,360,113.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.