Home / 1,877,070.69-2,592,495.95-1,272,408.93

Finding the Fourth Proportional to 1,877,070.69, 2,592,495.95 and 1,272,408.93

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Solution

The fourth proportional to 1,877,070.69, 2,592,495.95 and 1,272,408.93 is: 1,757,373.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,070.69 : 2,592,495.95 = 1,272,408.93 : x
  2. Step 2: Convert to fraction form
    1,877,070.69/2,592,495.95 = 1,272,408.93/x
  3. Step 3: Cross multiply
    1,877,070.69x = 2,592,495.95 × 1,272,408.93
  4. Step 4: Simplify right side
    1,877,070.69x = 3,298,714,994,587.81
  5. Step 5: Solve for x
    x = 3,298,714,994,587.81/1,877,070.69
  6. Step 6: Final answer
    x = 1,757,373.88

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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.