Home / 1,918,315.04-2,647,275.01-1,058,875.47

Finding the Fourth Proportional to 1,918,315.04, 2,647,275.01 and 1,058,875.47

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Solution

The fourth proportional to 1,918,315.04, 2,647,275.01 and 1,058,875.47 is: 1,461,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,315.04 : 2,647,275.01 = 1,058,875.47 : x
  2. Step 2: Convert to fraction form
    1,918,315.04/2,647,275.01 = 1,058,875.47/x
  3. Step 3: Cross multiply
    1,918,315.04x = 2,647,275.01 × 1,058,875.47
  4. Step 4: Simplify right side
    1,918,315.04x = 2,803,134,567,785.82
  5. Step 5: Solve for x
    x = 2,803,134,567,785.82/1,918,315.04
  6. Step 6: Final answer
    x = 1,461,248.29

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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.