Home / 1,877,070-2,592,495-1,272,408.24

Finding the Fourth Proportional to 1,877,070, 2,592,495 and 1,272,408.24

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Solution

The fourth proportional to 1,877,070, 2,592,495 and 1,272,408.24 is: 1,757,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,070 : 2,592,495 = 1,272,408.24 : x
  2. Step 2: Convert to fraction form
    1,877,070/2,592,495 = 1,272,408.24/x
  3. Step 3: Cross multiply
    1,877,070x = 2,592,495 × 1,272,408.24
  4. Step 4: Simplify right side
    1,877,070x = 3,298,712,000,158.80
  5. Step 5: Solve for x
    x = 3,298,712,000,158.80/1,877,070
  6. Step 6: Final answer
    x = 1,757,372.93

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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.