Home / 1,054,457.07-1,455,151.53-571,022.74

Finding the Fourth Proportional to 1,054,457.07, 1,455,151.53 and 571,022.74

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Solution

The fourth proportional to 1,054,457.07, 1,455,151.53 and 571,022.74 is: 788,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,457.07 : 1,455,151.53 = 571,022.74 : x
  2. Step 2: Convert to fraction form
    1,054,457.07/1,455,151.53 = 571,022.74/x
  3. Step 3: Cross multiply
    1,054,457.07x = 1,455,151.53 × 571,022.74
  4. Step 4: Simplify right side
    1,054,457.07x = 830,924,613,775.79
  5. Step 5: Solve for x
    x = 830,924,613,775.79/1,054,457.07
  6. Step 6: Final answer
    x = 788,011.80

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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.