Home / 1,411,043.91-1,947,244.28-766,458.87

Finding the Fourth Proportional to 1,411,043.91, 1,947,244.28 and 766,458.87

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Solution

The fourth proportional to 1,411,043.91, 1,947,244.28 and 766,458.87 is: 1,057,715.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,043.91 : 1,947,244.28 = 766,458.87 : x
  2. Step 2: Convert to fraction form
    1,411,043.91/1,947,244.28 = 766,458.87/x
  3. Step 3: Cross multiply
    1,411,043.91x = 1,947,244.28 × 766,458.87
  4. Step 4: Simplify right side
    1,411,043.91x = 1,492,482,642,642.69
  5. Step 5: Solve for x
    x = 1,492,482,642,642.69/1,411,043.91
  6. Step 6: Final answer
    x = 1,057,715.24

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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.