Home / 1,878,040.16-2,817,341.52-680,242.13

Finding the Fourth Proportional to 1,878,040.16, 2,817,341.52 and 680,242.13

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Solution

The fourth proportional to 1,878,040.16, 2,817,341.52 and 680,242.13 is: 1,020,465.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,040.16 : 2,817,341.52 = 680,242.13 : x
  2. Step 2: Convert to fraction form
    1,878,040.16/2,817,341.52 = 680,242.13/x
  3. Step 3: Cross multiply
    1,878,040.16x = 2,817,341.52 × 680,242.13
  4. Step 4: Simplify right side
    1,878,040.16x = 1,916,474,390,429.65
  5. Step 5: Solve for x
    x = 1,916,474,390,429.65/1,878,040.16
  6. Step 6: Final answer
    x = 1,020,465.07

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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.