Home / 1,564,742.48-2,159,331.72-885,673.04

Finding the Fourth Proportional to 1,564,742.48, 2,159,331.72 and 885,673.04

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Solution

The fourth proportional to 1,564,742.48, 2,159,331.72 and 885,673.04 is: 1,222,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,742.48 : 2,159,331.72 = 885,673.04 : x
  2. Step 2: Convert to fraction form
    1,564,742.48/2,159,331.72 = 885,673.04/x
  3. Step 3: Cross multiply
    1,564,742.48x = 2,159,331.72 × 885,673.04
  4. Step 4: Simplify right side
    1,564,742.48x = 1,912,461,888,820.83
  5. Step 5: Solve for x
    x = 1,912,461,888,820.83/1,564,742.48
  6. Step 6: Final answer
    x = 1,222,221.49

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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.