Home / 1,590,779.62-2,386,543.18-525,821.72

Finding the Fourth Proportional to 1,590,779.62, 2,386,543.18 and 525,821.72

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Solution

The fourth proportional to 1,590,779.62, 2,386,543.18 and 525,821.72 is: 788,856.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,779.62 : 2,386,543.18 = 525,821.72 : x
  2. Step 2: Convert to fraction form
    1,590,779.62/2,386,543.18 = 525,821.72/x
  3. Step 3: Cross multiply
    1,590,779.62x = 2,386,543.18 × 525,821.72
  4. Step 4: Simplify right side
    1,590,779.62x = 1,254,896,239,761.87
  5. Step 5: Solve for x
    x = 1,254,896,239,761.87/1,590,779.62
  6. Step 6: Final answer
    x = 788,856.12

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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.