Home / 1,570,387.89-2,167,154.76-882,210.07

Finding the Fourth Proportional to 1,570,387.89, 2,167,154.76 and 882,210.07

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Solution

The fourth proportional to 1,570,387.89, 2,167,154.76 and 882,210.07 is: 1,217,460.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,387.89 : 2,167,154.76 = 882,210.07 : x
  2. Step 2: Convert to fraction form
    1,570,387.89/2,167,154.76 = 882,210.07/x
  3. Step 3: Cross multiply
    1,570,387.89x = 2,167,154.76 × 882,210.07
  4. Step 4: Simplify right side
    1,570,387.89x = 1,911,885,748,109.38
  5. Step 5: Solve for x
    x = 1,911,885,748,109.38/1,570,387.89
  6. Step 6: Final answer
    x = 1,217,460.83

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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.