Home / 1,565,486.40-2,160,779.04-1,459,110.72

Finding the Fourth Proportional to 1,565,486.40, 2,160,779.04 and 1,459,110.72

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Solution

The fourth proportional to 1,565,486.40, 2,160,779.04 and 1,459,110.72 is: 2,013,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,486.40 : 2,160,779.04 = 1,459,110.72 : x
  2. Step 2: Convert to fraction form
    1,565,486.40/2,160,779.04 = 1,459,110.72/x
  3. Step 3: Cross multiply
    1,565,486.40x = 2,160,779.04 × 1,459,110.72
  4. Step 4: Simplify right side
    1,565,486.40x = 3,152,815,860,815.31
  5. Step 5: Solve for x
    x = 3,152,815,860,815.31/1,565,486.40
  6. Step 6: Final answer
    x = 2,013,952.89

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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.