Home / 1,411,053.18-1,947,288.51-766,473.18

Finding the Fourth Proportional to 1,411,053.18, 1,947,288.51 and 766,473.18

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Solution

The fourth proportional to 1,411,053.18, 1,947,288.51 and 766,473.18 is: 1,057,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,053.18 : 1,947,288.51 = 766,473.18 : x
  2. Step 2: Convert to fraction form
    1,411,053.18/1,947,288.51 = 766,473.18/x
  3. Step 3: Cross multiply
    1,411,053.18x = 1,947,288.51 × 766,473.18
  4. Step 4: Simplify right side
    1,411,053.18x = 1,492,544,416,637.16
  5. Step 5: Solve for x
    x = 1,492,544,416,637.16/1,411,053.18
  6. Step 6: Final answer
    x = 1,057,752.07

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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.