Home / 1,155,085.65-1,731,115.29-554,852.57

Finding the Fourth Proportional to 1,155,085.65, 1,731,115.29 and 554,852.57

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Solution

The fourth proportional to 1,155,085.65, 1,731,115.29 and 554,852.57 is: 831,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,085.65 : 1,731,115.29 = 554,852.57 : x
  2. Step 2: Convert to fraction form
    1,155,085.65/1,731,115.29 = 554,852.57/x
  3. Step 3: Cross multiply
    1,155,085.65x = 1,731,115.29 × 554,852.57
  4. Step 4: Simplify right side
    1,155,085.65x = 960,513,761,047.92
  5. Step 5: Solve for x
    x = 960,513,761,047.92/1,155,085.65
  6. Step 6: Final answer
    x = 831,551.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.