Home / 1,385,320.95-2,078,200.13-586,607.49

Finding the Fourth Proportional to 1,385,320.95, 2,078,200.13 and 586,607.49

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Solution

The fourth proportional to 1,385,320.95, 2,078,200.13 and 586,607.49 is: 880,003.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,320.95 : 2,078,200.13 = 586,607.49 : x
  2. Step 2: Convert to fraction form
    1,385,320.95/2,078,200.13 = 586,607.49/x
  3. Step 3: Cross multiply
    1,385,320.95x = 2,078,200.13 × 586,607.49
  4. Step 4: Simplify right side
    1,385,320.95x = 1,219,087,759,043.94
  5. Step 5: Solve for x
    x = 1,219,087,759,043.94/1,385,320.95
  6. Step 6: Final answer
    x = 880,003.84

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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.