Home / 1,315,970.37-1,974,025.71-417,483.95

Finding the Fourth Proportional to 1,315,970.37, 1,974,025.71 and 417,483.95

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Solution

The fourth proportional to 1,315,970.37, 1,974,025.71 and 417,483.95 is: 626,248.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,970.37 : 1,974,025.71 = 417,483.95 : x
  2. Step 2: Convert to fraction form
    1,315,970.37/1,974,025.71 = 417,483.95/x
  3. Step 3: Cross multiply
    1,315,970.37x = 1,974,025.71 × 417,483.95
  4. Step 4: Simplify right side
    1,315,970.37x = 824,124,040,942.23
  5. Step 5: Solve for x
    x = 824,124,040,942.23/1,315,970.37
  6. Step 6: Final answer
    x = 626,248.17

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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.