Home / 1,571,279.51-2,356,545.56-434,016.52

Finding the Fourth Proportional to 1,571,279.51, 2,356,545.56 and 434,016.52

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Solution

The fourth proportional to 1,571,279.51, 2,356,545.56 and 434,016.52 is: 650,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,279.51 : 2,356,545.56 = 434,016.52 : x
  2. Step 2: Convert to fraction form
    1,571,279.51/2,356,545.56 = 434,016.52/x
  3. Step 3: Cross multiply
    1,571,279.51x = 2,356,545.56 × 434,016.52
  4. Step 4: Simplify right side
    1,571,279.51x = 1,022,779,695,111.20
  5. Step 5: Solve for x
    x = 1,022,779,695,111.20/1,571,279.51
  6. Step 6: Final answer
    x = 650,921.55

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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.