Home / 1,254,510.87-1,731,260.42-710,646.49

Finding the Fourth Proportional to 1,254,510.87, 1,731,260.42 and 710,646.49

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Solution

The fourth proportional to 1,254,510.87, 1,731,260.42 and 710,646.49 is: 980,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,510.87 : 1,731,260.42 = 710,646.49 : x
  2. Step 2: Convert to fraction form
    1,254,510.87/1,731,260.42 = 710,646.49/x
  3. Step 3: Cross multiply
    1,254,510.87x = 1,731,260.42 × 710,646.49
  4. Step 4: Simplify right side
    1,254,510.87x = 1,230,314,140,748.93
  5. Step 5: Solve for x
    x = 1,230,314,140,748.93/1,254,510.87
  6. Step 6: Final answer
    x = 980,712.22

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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.