Home / 1,354,020.74-2,018,925.80-1,316,819.87

Finding the Fourth Proportional to 1,354,020.74, 2,018,925.80 and 1,316,819.87

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Solution

The fourth proportional to 1,354,020.74, 2,018,925.80 and 1,316,819.87 is: 1,963,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,020.74 : 2,018,925.80 = 1,316,819.87 : x
  2. Step 2: Convert to fraction form
    1,354,020.74/2,018,925.80 = 1,316,819.87/x
  3. Step 3: Cross multiply
    1,354,020.74x = 2,018,925.80 × 1,316,819.87
  4. Step 4: Simplify right side
    1,354,020.74x = 2,658,561,592,816.92
  5. Step 5: Solve for x
    x = 2,658,561,592,816.92/1,354,020.74
  6. Step 6: Final answer
    x = 1,963,457.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.