Home / 1,054,875.14-1,455,732.16-571,440.28

Finding the Fourth Proportional to 1,054,875.14, 1,455,732.16 and 571,440.28

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Solution

The fourth proportional to 1,054,875.14, 1,455,732.16 and 571,440.28 is: 788,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,875.14 : 1,455,732.16 = 571,440.28 : x
  2. Step 2: Convert to fraction form
    1,054,875.14/1,455,732.16 = 571,440.28/x
  3. Step 3: Cross multiply
    1,054,875.14x = 1,455,732.16 × 571,440.28
  4. Step 4: Simplify right side
    1,054,875.14x = 831,863,993,115.41
  5. Step 5: Solve for x
    x = 831,863,993,115.41/1,054,875.14
  6. Step 6: Final answer
    x = 788,590.01

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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.