Home / 1,029,880.96-1,421,319.48-571,041.06

Finding the Fourth Proportional to 1,029,880.96, 1,421,319.48 and 571,041.06

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Solution

The fourth proportional to 1,029,880.96, 1,421,319.48 and 571,041.06 is: 788,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,880.96 : 1,421,319.48 = 571,041.06 : x
  2. Step 2: Convert to fraction form
    1,029,880.96/1,421,319.48 = 571,041.06/x
  3. Step 3: Cross multiply
    1,029,880.96x = 1,421,319.48 × 571,041.06
  4. Step 4: Simplify right side
    1,029,880.96x = 811,631,782,457.85
  5. Step 5: Solve for x
    x = 811,631,782,457.85/1,029,880.96
  6. Step 6: Final answer
    x = 788,083.10

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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.