Home / 1,054,445.54-1,455,135.64-571,011.22

Finding the Fourth Proportional to 1,054,445.54, 1,455,135.64 and 571,011.22

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Solution

The fourth proportional to 1,054,445.54, 1,455,135.64 and 571,011.22 is: 787,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,445.54 : 1,455,135.64 = 571,011.22 : x
  2. Step 2: Convert to fraction form
    1,054,445.54/1,455,135.64 = 571,011.22/x
  3. Step 3: Cross multiply
    1,054,445.54x = 1,455,135.64 × 571,011.22
  4. Step 4: Simplify right side
    1,054,445.54x = 830,898,771,996.51
  5. Step 5: Solve for x
    x = 830,898,771,996.51/1,054,445.54
  6. Step 6: Final answer
    x = 787,995.91

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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.