Home / 1,402,730.42-1,934,476.46-885,585.88

Finding the Fourth Proportional to 1,402,730.42, 1,934,476.46 and 885,585.88

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Solution

The fourth proportional to 1,402,730.42, 1,934,476.46 and 885,585.88 is: 1,221,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,730.42 : 1,934,476.46 = 885,585.88 : x
  2. Step 2: Convert to fraction form
    1,402,730.42/1,934,476.46 = 885,585.88/x
  3. Step 3: Cross multiply
    1,402,730.42x = 1,934,476.46 × 885,585.88
  4. Step 4: Simplify right side
    1,402,730.42x = 1,713,145,038,168.38
  5. Step 5: Solve for x
    x = 1,713,145,038,168.38/1,402,730.42
  6. Step 6: Final answer
    x = 1,221,293.14

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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.