Home / 1,062,430.91-1,466,111.89-578,985.68

Finding the Fourth Proportional to 1,062,430.91, 1,466,111.89 and 578,985.68

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Solution

The fourth proportional to 1,062,430.91, 1,466,111.89 and 578,985.68 is: 798,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,430.91 : 1,466,111.89 = 578,985.68 : x
  2. Step 2: Convert to fraction form
    1,062,430.91/1,466,111.89 = 578,985.68/x
  3. Step 3: Cross multiply
    1,062,430.91x = 1,466,111.89 × 578,985.68
  4. Step 4: Simplify right side
    1,062,430.91x = 848,857,780,809.71
  5. Step 5: Solve for x
    x = 848,857,780,809.71/1,062,430.91
  6. Step 6: Final answer
    x = 798,976.92

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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.