Home / 2,877,938.60-4,316,156.10-855,637.92

Finding the Fourth Proportional to 2,877,938.60, 4,316,156.10 and 855,637.92

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Solution

The fourth proportional to 2,877,938.60, 4,316,156.10 and 855,637.92 is: 1,283,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,938.60 : 4,316,156.10 = 855,637.92 : x
  2. Step 2: Convert to fraction form
    2,877,938.60/4,316,156.10 = 855,637.92/x
  3. Step 3: Cross multiply
    2,877,938.60x = 4,316,156.10 × 855,637.92
  4. Step 4: Simplify right side
    2,877,938.60x = 3,693,066,827,799.31
  5. Step 5: Solve for x
    x = 3,693,066,827,799.31/2,877,938.60
  6. Step 6: Final answer
    x = 1,283,233.37

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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.