Home / 1,425,832.47-2,139,018.44-572,970.51

Finding the Fourth Proportional to 1,425,832.47, 2,139,018.44 and 572,970.51

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Solution

The fourth proportional to 1,425,832.47, 2,139,018.44 and 572,970.51 is: 859,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,832.47 : 2,139,018.44 = 572,970.51 : x
  2. Step 2: Convert to fraction form
    1,425,832.47/2,139,018.44 = 572,970.51/x
  3. Step 3: Cross multiply
    1,425,832.47x = 2,139,018.44 × 572,970.51
  4. Step 4: Simplify right side
    1,425,832.47x = 1,225,594,483,601.35
  5. Step 5: Solve for x
    x = 1,225,594,483,601.35/1,425,832.47
  6. Step 6: Final answer
    x = 859,564.16

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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.