Home / 1,054,740.45-1,455,541.88-571,305.77

Finding the Fourth Proportional to 1,054,740.45, 1,455,541.88 and 571,305.77

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Solution

The fourth proportional to 1,054,740.45, 1,455,541.88 and 571,305.77 is: 788,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,740.45 : 1,455,541.88 = 571,305.77 : x
  2. Step 2: Convert to fraction form
    1,054,740.45/1,455,541.88 = 571,305.77/x
  3. Step 3: Cross multiply
    1,054,740.45x = 1,455,541.88 × 571,305.77
  4. Step 4: Simplify right side
    1,054,740.45x = 831,559,464,386.41
  5. Step 5: Solve for x
    x = 831,559,464,386.41/1,054,740.45
  6. Step 6: Final answer
    x = 788,401.98

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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.