Home / 1,360,448.79-1,877,432.66-748,614.72

Finding the Fourth Proportional to 1,360,448.79, 1,877,432.66 and 748,614.72

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Solution

The fourth proportional to 1,360,448.79, 1,877,432.66 and 748,614.72 is: 1,033,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,448.79 : 1,877,432.66 = 748,614.72 : x
  2. Step 2: Convert to fraction form
    1,360,448.79/1,877,432.66 = 748,614.72/x
  3. Step 3: Cross multiply
    1,360,448.79x = 1,877,432.66 × 748,614.72
  4. Step 4: Simplify right side
    1,360,448.79x = 1,405,473,725,084.76
  5. Step 5: Solve for x
    x = 1,405,473,725,084.76/1,360,448.79
  6. Step 6: Final answer
    x = 1,033,095.65

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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.