Home / 1,583,280-2,184,934.08-947,376

Finding the Fourth Proportional to 1,583,280, 2,184,934.08 and 947,376

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Solution

The fourth proportional to 1,583,280, 2,184,934.08 and 947,376 is: 1,307,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,280 : 2,184,934.08 = 947,376 : x
  2. Step 2: Convert to fraction form
    1,583,280/2,184,934.08 = 947,376/x
  3. Step 3: Cross multiply
    1,583,280x = 2,184,934.08 × 947,376
  4. Step 4: Simplify right side
    1,583,280x = 2,069,954,108,974.08
  5. Step 5: Solve for x
    x = 2,069,954,108,974.08/1,583,280
  6. Step 6: Final answer
    x = 1,307,383.48

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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.