Home / 1,054,373.65-1,455,042.57-570,938.85

Finding the Fourth Proportional to 1,054,373.65, 1,455,042.57 and 570,938.85

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Solution

The fourth proportional to 1,054,373.65, 1,455,042.57 and 570,938.85 is: 787,899.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,373.65 : 1,455,042.57 = 570,938.85 : x
  2. Step 2: Convert to fraction form
    1,054,373.65/1,455,042.57 = 570,938.85/x
  3. Step 3: Cross multiply
    1,054,373.65x = 1,455,042.57 × 570,938.85
  4. Step 4: Simplify right side
    1,054,373.65x = 830,740,331,616.85
  5. Step 5: Solve for x
    x = 830,740,331,616.85/1,054,373.65
  6. Step 6: Final answer
    x = 787,899.37

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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.